Home / 123,982,575.12-185,966,333.64-46,244,493.72

Finding the Fourth Proportional to 123,982,575.12, 185,966,333.64 and 46,244,493.72

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Solution

The fourth proportional to 123,982,575.12, 185,966,333.64 and 46,244,493.72 is: 69,363,932.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,982,575.12 : 185,966,333.64 = 46,244,493.72 : x
  2. Step 2: Convert to fraction form
    123,982,575.12/185,966,333.64 = 46,244,493.72/x
  3. Step 3: Cross multiply
    123,982,575.12x = 185,966,333.64 × 46,244,493.72
  4. Step 4: Simplify right side
    123,982,575.12x = 8,599,918,948,146,404
  5. Step 5: Solve for x
    x = 8,599,918,948,146,404/123,982,575.12
  6. Step 6: Final answer
    x = 69,363,932.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.