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Finding the Third Proportional to 59,435,156 and 129,421,802

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Solution

The third proportional to 59,435,156 and 129,421,802 is: 281,819,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,435,156 : 129,421,802 = 129,421,802 : x
  2. Step 2: Convert to fraction form
    59,435,156/129,421,802 = 129,421,802/x
  3. Step 3: Cross multiply
    59,435,156x = 129,421,802 × 129,421,802
  4. Step 4: Simplify right side
    59,435,156x = 16,750,002,832,927,204
  5. Step 5: Solve for x
    x = 16,750,002,832,927,204/59,435,156
  6. Step 6: Final answer
    x = 281,819,784.12

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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.