Home / 98,285,758.80-147,428,638.20-65,953,150.80

Finding the Fourth Proportional to 98,285,758.80, 147,428,638.20 and 65,953,150.80

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Solution

The fourth proportional to 98,285,758.80, 147,428,638.20 and 65,953,150.80 is: 98,929,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,285,758.80 : 147,428,638.20 = 65,953,150.80 : x
  2. Step 2: Convert to fraction form
    98,285,758.80/147,428,638.20 = 65,953,150.80/x
  3. Step 3: Cross multiply
    98,285,758.80x = 147,428,638.20 × 65,953,150.80
  4. Step 4: Simplify right side
    98,285,758.80x = 9,723,383,207,443,240
  5. Step 5: Solve for x
    x = 9,723,383,207,443,240/98,285,758.80
  6. Step 6: Final answer
    x = 98,929,726.20

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Similar ratio
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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.