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Finding the Third Proportional to 59,547,759.75 and 129,689,970.75

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Solution

The third proportional to 59,547,759.75 and 129,689,970.75 is: 282,453,757.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,547,759.75 : 129,689,970.75 = 129,689,970.75 : x
  2. Step 2: Convert to fraction form
    59,547,759.75/129,689,970.75 = 129,689,970.75/x
  3. Step 3: Cross multiply
    59,547,759.75x = 129,689,970.75 × 129,689,970.75
  4. Step 4: Simplify right side
    59,547,759.75x = 16,819,488,513,135,856
  5. Step 5: Solve for x
    x = 16,819,488,513,135,856/59,547,759.75
  6. Step 6: Final answer
    x = 282,453,757.85

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.