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Finding the Third Proportional to 62,564,816 and 130,849,912

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Solution

The third proportional to 62,564,816 and 130,849,912 is: 273,663,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,564,816 : 130,849,912 = 130,849,912 : x
  2. Step 2: Convert to fraction form
    62,564,816/130,849,912 = 130,849,912/x
  3. Step 3: Cross multiply
    62,564,816x = 130,849,912 × 130,849,912
  4. Step 4: Simplify right side
    62,564,816x = 17,121,699,470,407,744
  5. Step 5: Solve for x
    x = 17,121,699,470,407,744/62,564,816
  6. Step 6: Final answer
    x = 273,663,387.27

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.