Home / 89,818,220.80-134,727,331.20-32,319,366.40

Finding the Fourth Proportional to 89,818,220.80, 134,727,331.20 and 32,319,366.40

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Solution

The fourth proportional to 89,818,220.80, 134,727,331.20 and 32,319,366.40 is: 48,479,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,818,220.80 : 134,727,331.20 = 32,319,366.40 : x
  2. Step 2: Convert to fraction form
    89,818,220.80/134,727,331.20 = 32,319,366.40/x
  3. Step 3: Cross multiply
    89,818,220.80x = 134,727,331.20 × 32,319,366.40
  4. Step 4: Simplify right side
    89,818,220.80x = 4,354,301,981,146,951
  5. Step 5: Solve for x
    x = 4,354,301,981,146,951/89,818,220.80
  6. Step 6: Final answer
    x = 48,479,049.60

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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.