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Finding the Third Proportional to 119,841,213.66 and 257,884,281.56

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Solution

The third proportional to 119,841,213.66 and 257,884,281.56 is: 554,936,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,841,213.66 : 257,884,281.56 = 257,884,281.56 : x
  2. Step 2: Convert to fraction form
    119,841,213.66/257,884,281.56 = 257,884,281.56/x
  3. Step 3: Cross multiply
    119,841,213.66x = 257,884,281.56 × 257,884,281.56
  4. Step 4: Simplify right side
    119,841,213.66x = 66,504,302,677,006,776
  5. Step 5: Solve for x
    x = 66,504,302,677,006,776/119,841,213.66
  6. Step 6: Final answer
    x = 554,936,825.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.