Home / 98,935,932.30-148,403,898.45-74,383,358.10

Finding the Fourth Proportional to 98,935,932.30, 148,403,898.45 and 74,383,358.10

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Solution

The fourth proportional to 98,935,932.30, 148,403,898.45 and 74,383,358.10 is: 111,575,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,935,932.30 : 148,403,898.45 = 74,383,358.10 : x
  2. Step 2: Convert to fraction form
    98,935,932.30/148,403,898.45 = 74,383,358.10/x
  3. Step 3: Cross multiply
    98,935,932.30x = 148,403,898.45 × 74,383,358.10
  4. Step 4: Simplify right side
    98,935,932.30x = 11,038,780,321,842,384
  5. Step 5: Solve for x
    x = 11,038,780,321,842,384/98,935,932.30
  6. Step 6: Final answer
    x = 111,575,037.15

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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.