Home / 3,012,085,893.90-4,518,128,840.85-1,072,689,285.90

Finding the Fourth Proportional to 3,012,085,893.90, 4,518,128,840.85 and 1,072,689,285.90

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Solution

The fourth proportional to 3,012,085,893.90, 4,518,128,840.85 and 1,072,689,285.90 is: 1,609,033,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,085,893.90 : 4,518,128,840.85 = 1,072,689,285.90 : x
  2. Step 2: Convert to fraction form
    3,012,085,893.90/4,518,128,840.85 = 1,072,689,285.90/x
  3. Step 3: Cross multiply
    3,012,085,893.90x = 4,518,128,840.85 × 1,072,689,285.90
  4. Step 4: Simplify right side
    3,012,085,893.90x = 4,846,548,399,895,581,696
  5. Step 5: Solve for x
    x = 4,846,548,399,895,581,696/3,012,085,893.90
  6. Step 6: Final answer
    x = 1,609,033,928.85

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Double scale
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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.