Home / 98,172,001.30-147,258,001.95-33,454,297.30

Finding the Fourth Proportional to 98,172,001.30, 147,258,001.95 and 33,454,297.30

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Solution

The fourth proportional to 98,172,001.30, 147,258,001.95 and 33,454,297.30 is: 50,181,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,172,001.30 : 147,258,001.95 = 33,454,297.30 : x
  2. Step 2: Convert to fraction form
    98,172,001.30/147,258,001.95 = 33,454,297.30/x
  3. Step 3: Cross multiply
    98,172,001.30x = 147,258,001.95 × 33,454,297.30
  4. Step 4: Simplify right side
    98,172,001.30x = 4,926,412,977,039,279
  5. Step 5: Solve for x
    x = 4,926,412,977,039,279/98,172,001.30
  6. Step 6: Final answer
    x = 50,181,445.95

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Double scale
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Similar ratio
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1.5x scale

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.