Home / 87,430,553.31-131,146,329.33-36,312,572.16

Finding the Fourth Proportional to 87,430,553.31, 131,146,329.33 and 36,312,572.16

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Solution

The fourth proportional to 87,430,553.31, 131,146,329.33 and 36,312,572.16 is: 54,469,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,430,553.31 : 131,146,329.33 = 36,312,572.16 : x
  2. Step 2: Convert to fraction form
    87,430,553.31/131,146,329.33 = 36,312,572.16/x
  3. Step 3: Cross multiply
    87,430,553.31x = 131,146,329.33 × 36,312,572.16
  4. Step 4: Simplify right side
    87,430,553.31x = 4,762,260,547,314,749
  5. Step 5: Solve for x
    x = 4,762,260,547,314,749/87,430,553.31
  6. Step 6: Final answer
    x = 54,469,065.64

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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.