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Finding the Third Proportional to 52,140,808 and 78,882,304

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Solution

The third proportional to 52,140,808 and 78,882,304 is: 119,338,731.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140,808 : 78,882,304 = 78,882,304 : x
  2. Step 2: Convert to fraction form
    52,140,808/78,882,304 = 78,882,304/x
  3. Step 3: Cross multiply
    52,140,808x = 78,882,304 × 78,882,304
  4. Step 4: Simplify right side
    52,140,808x = 6,222,417,884,348,416
  5. Step 5: Solve for x
    x = 6,222,417,884,348,416/52,140,808
  6. Step 6: Final answer
    x = 119,338,731.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.