Home / 2,912,443,364.60-4,368,665,046.90-1,932,891,313.40

Finding the Fourth Proportional to 2,912,443,364.60, 4,368,665,046.90 and 1,932,891,313.40

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Solution

The fourth proportional to 2,912,443,364.60, 4,368,665,046.90 and 1,932,891,313.40 is: 2,899,336,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,443,364.60 : 4,368,665,046.90 = 1,932,891,313.40 : x
  2. Step 2: Convert to fraction form
    2,912,443,364.60/4,368,665,046.90 = 1,932,891,313.40/x
  3. Step 3: Cross multiply
    2,912,443,364.60x = 4,368,665,046.90 × 1,932,891,313.40
  4. Step 4: Simplify right side
    2,912,443,364.60x = 8,444,154,720,307,213,312
  5. Step 5: Solve for x
    x = 8,444,154,720,307,213,312/2,912,443,364.60
  6. Step 6: Final answer
    x = 2,899,336,970.10

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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.