Home / 10,392,689,110.10-15,589,033,665.15-8,433,585,007.70

Finding the Fourth Proportional to 10,392,689,110.10, 15,589,033,665.15 and 8,433,585,007.70

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Solution

The fourth proportional to 10,392,689,110.10, 15,589,033,665.15 and 8,433,585,007.70 is: 12,650,377,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,689,110.10 : 15,589,033,665.15 = 8,433,585,007.70 : x
  2. Step 2: Convert to fraction form
    10,392,689,110.10/15,589,033,665.15 = 8,433,585,007.70/x
  3. Step 3: Cross multiply
    10,392,689,110.10x = 15,589,033,665.15 × 8,433,585,007.70
  4. Step 4: Simplify right side
    10,392,689,110.10x = 131,471,440,602,939,621,376
  5. Step 5: Solve for x
    x = 131,471,440,602,939,621,376/10,392,689,110.10
  6. Step 6: Final answer
    x = 12,650,377,511.55

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Half scale
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Double scale
Find fourth proportional to 10,392,689,111.10, 15,589,033,666.65 and 8,433,585,008.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.