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Finding the Third Proportional to 406,152,684 and 618,752,034

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Solution

The third proportional to 406,152,684 and 618,752,034 is: 942,635,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,152,684 : 618,752,034 = 618,752,034 : x
  2. Step 2: Convert to fraction form
    406,152,684/618,752,034 = 618,752,034/x
  3. Step 3: Cross multiply
    406,152,684x = 618,752,034 × 618,752,034
  4. Step 4: Simplify right side
    406,152,684x = 382,854,079,579,137,152
  5. Step 5: Solve for x
    x = 382,854,079,579,137,152/406,152,684
  6. Step 6: Final answer
    x = 942,635,847.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.