Home / 191,902,157.04-287,785,883.25-53,690,624.22

Finding the Fourth Proportional to 191,902,157.04, 287,785,883.25 and 53,690,624.22

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Solution

The fourth proportional to 191,902,157.04, 287,785,883.25 and 53,690,624.22 is: 80,517,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,902,157.04 : 287,785,883.25 = 53,690,624.22 : x
  2. Step 2: Convert to fraction form
    191,902,157.04/287,785,883.25 = 53,690,624.22/x
  3. Step 3: Cross multiply
    191,902,157.04x = 287,785,883.25 × 53,690,624.22
  4. Step 4: Simplify right side
    191,902,157.04x = 15,451,403,713,396,542
  5. Step 5: Solve for x
    x = 15,451,403,713,396,542/191,902,157.04
  6. Step 6: Final answer
    x = 80,517,092.42

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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.