Home / 98,349,654.80-147,524,482.20-47,331,318.80

Finding the Fourth Proportional to 98,349,654.80, 147,524,482.20 and 47,331,318.80

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Solution

The fourth proportional to 98,349,654.80, 147,524,482.20 and 47,331,318.80 is: 70,996,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,349,654.80 : 147,524,482.20 = 47,331,318.80 : x
  2. Step 2: Convert to fraction form
    98,349,654.80/147,524,482.20 = 47,331,318.80/x
  3. Step 3: Cross multiply
    98,349,654.80x = 147,524,482.20 × 47,331,318.80
  4. Step 4: Simplify right side
    98,349,654.80x = 6,982,528,297,813,124
  5. Step 5: Solve for x
    x = 6,982,528,297,813,124/98,349,654.80
  6. Step 6: Final answer
    x = 70,996,978.20

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Double scale
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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.