Home / 322,538,001.40-483,807,002.10-80,200,905.40

Finding the Fourth Proportional to 322,538,001.40, 483,807,002.10 and 80,200,905.40

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Solution

The fourth proportional to 322,538,001.40, 483,807,002.10 and 80,200,905.40 is: 120,301,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,538,001.40 : 483,807,002.10 = 80,200,905.40 : x
  2. Step 2: Convert to fraction form
    322,538,001.40/483,807,002.10 = 80,200,905.40/x
  3. Step 3: Cross multiply
    322,538,001.40x = 483,807,002.10 × 80,200,905.40
  4. Step 4: Simplify right side
    322,538,001.40x = 38,801,759,607,279,704
  5. Step 5: Solve for x
    x = 38,801,759,607,279,704/322,538,001.40
  6. Step 6: Final answer
    x = 120,301,358.10

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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.