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Finding the Third Proportional to 61,502,350 and 86,510,804

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Solution

The third proportional to 61,502,350 and 86,510,804 is: 121,688,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,502,350 : 86,510,804 = 86,510,804 : x
  2. Step 2: Convert to fraction form
    61,502,350/86,510,804 = 86,510,804/x
  3. Step 3: Cross multiply
    61,502,350x = 86,510,804 × 86,510,804
  4. Step 4: Simplify right side
    61,502,350x = 7,484,119,208,726,416
  5. Step 5: Solve for x
    x = 7,484,119,208,726,416/61,502,350
  6. Step 6: Final answer
    x = 121,688,345.38

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.