Home / 235,861,289.92-325,488,892.16-131,437,069.76

Finding the Fourth Proportional to 235,861,289.92, 325,488,892.16 and 131,437,069.76

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Solution

The fourth proportional to 235,861,289.92, 325,488,892.16 and 131,437,069.76 is: 181,383,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,861,289.92 : 325,488,892.16 = 131,437,069.76 : x
  2. Step 2: Convert to fraction form
    235,861,289.92/325,488,892.16 = 131,437,069.76/x
  3. Step 3: Cross multiply
    235,861,289.92x = 325,488,892.16 × 131,437,069.76
  4. Step 4: Simplify right side
    235,861,289.92x = 42,781,306,224,939,040
  5. Step 5: Solve for x
    x = 42,781,306,224,939,040/235,861,289.92
  6. Step 6: Final answer
    x = 181,383,330.17

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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.