Home / 98,876,046.20-148,328,066.10-30,711,630.20

Finding the Fourth Proportional to 98,876,046.20, 148,328,066.10 and 30,711,630.20

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Solution

The fourth proportional to 98,876,046.20, 148,328,066.10 and 30,711,630.20 is: 46,071,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,876,046.20 : 148,328,066.10 = 30,711,630.20 : x
  2. Step 2: Convert to fraction form
    98,876,046.20/148,328,066.10 = 30,711,630.20/x
  3. Step 3: Cross multiply
    98,876,046.20x = 148,328,066.10 × 30,711,630.20
  4. Step 4: Simplify right side
    98,876,046.20x = 4,555,396,714,344,356
  5. Step 5: Solve for x
    x = 4,555,396,714,344,356/98,876,046.20
  6. Step 6: Final answer
    x = 46,071,792.81

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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.