Home / 98,005,210.80-147,007,816.20-29,847,793.20

Finding the Fourth Proportional to 98,005,210.80, 147,007,816.20 and 29,847,793.20

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Solution

The fourth proportional to 98,005,210.80, 147,007,816.20 and 29,847,793.20 is: 44,771,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,005,210.80 : 147,007,816.20 = 29,847,793.20 : x
  2. Step 2: Convert to fraction form
    98,005,210.80/147,007,816.20 = 29,847,793.20/x
  3. Step 3: Cross multiply
    98,005,210.80x = 147,007,816.20 × 29,847,793.20
  4. Step 4: Simplify right side
    98,005,210.80x = 4,387,858,896,721,209.50
  5. Step 5: Solve for x
    x = 4,387,858,896,721,209.50/98,005,210.80
  6. Step 6: Final answer
    x = 44,771,689.80

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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.