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Finding the Third Proportional to 67,209,806.25 and 103,799,864.25

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Solution

The third proportional to 67,209,806.25 and 103,799,864.25 is: 160,310,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,209,806.25 : 103,799,864.25 = 103,799,864.25 : x
  2. Step 2: Convert to fraction form
    67,209,806.25/103,799,864.25 = 103,799,864.25/x
  3. Step 3: Cross multiply
    67,209,806.25x = 103,799,864.25 × 103,799,864.25
  4. Step 4: Simplify right side
    67,209,806.25x = 10,774,411,818,318,428
  5. Step 5: Solve for x
    x = 10,774,411,818,318,428/67,209,806.25
  6. Step 6: Final answer
    x = 160,310,115.73

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.