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Finding the Third Proportional to 59,720,560 and 131,011,808

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Solution

The third proportional to 59,720,560 and 131,011,808 is: 287,406,779.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,720,560 : 131,011,808 = 131,011,808 : x
  2. Step 2: Convert to fraction form
    59,720,560/131,011,808 = 131,011,808/x
  3. Step 3: Cross multiply
    59,720,560x = 131,011,808 × 131,011,808
  4. Step 4: Simplify right side
    59,720,560x = 17,164,093,835,428,864
  5. Step 5: Solve for x
    x = 17,164,093,835,428,864/59,720,560
  6. Step 6: Final answer
    x = 287,406,779.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.