Home / 234,951,184.61-324,213,655.97-135,838,320.39

Finding the Fourth Proportional to 234,951,184.61, 324,213,655.97 and 135,838,320.39

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Solution

The fourth proportional to 234,951,184.61, 324,213,655.97 and 135,838,320.39 is: 187,445,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,951,184.61 : 324,213,655.97 = 135,838,320.39 : x
  2. Step 2: Convert to fraction form
    234,951,184.61/324,213,655.97 = 135,838,320.39/x
  3. Step 3: Cross multiply
    234,951,184.61x = 324,213,655.97 × 135,838,320.39
  4. Step 4: Simplify right side
    234,951,184.61x = 44,040,638,474,466,096
  5. Step 5: Solve for x
    x = 44,040,638,474,466,096/234,951,184.61
  6. Step 6: Final answer
    x = 187,445,909.45

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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.