Home / 551,925,753.59-827,790,331.96-219,904,937.21

Finding the Fourth Proportional to 551,925,753.59, 827,790,331.96 and 219,904,937.21

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Solution

The fourth proportional to 551,925,753.59, 827,790,331.96 and 219,904,937.21 is: 329,818,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,925,753.59 : 827,790,331.96 = 219,904,937.21 : x
  2. Step 2: Convert to fraction form
    551,925,753.59/827,790,331.96 = 219,904,937.21/x
  3. Step 3: Cross multiply
    551,925,753.59x = 827,790,331.96 × 219,904,937.21
  4. Step 4: Simplify right side
    551,925,753.59x = 182,035,180,972,727,104
  5. Step 5: Solve for x
    x = 182,035,180,972,727,104/551,925,753.59
  6. Step 6: Final answer
    x = 329,818,240.57

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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.