Home / 723,836,793.25-998,814,849.64-406,224,191.75

Finding the Fourth Proportional to 723,836,793.25, 998,814,849.64 and 406,224,191.75

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Solution

The fourth proportional to 723,836,793.25, 998,814,849.64 and 406,224,191.75 is: 560,544,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,836,793.25 : 998,814,849.64 = 406,224,191.75 : x
  2. Step 2: Convert to fraction form
    723,836,793.25/998,814,849.64 = 406,224,191.75/x
  3. Step 3: Cross multiply
    723,836,793.25x = 998,814,849.64 × 406,224,191.75
  4. Step 4: Simplify right side
    723,836,793.25x = 405,742,755,000,875,648
  5. Step 5: Solve for x
    x = 405,742,755,000,875,648/723,836,793.25
  6. Step 6: Final answer
    x = 560,544,529.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.