Home / 160,042,221.26-240,063,334.77-38,872,856.78

Finding the Fourth Proportional to 160,042,221.26, 240,063,334.77 and 38,872,856.78

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Solution

The fourth proportional to 160,042,221.26, 240,063,334.77 and 38,872,856.78 is: 58,309,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,042,221.26 : 240,063,334.77 = 38,872,856.78 : x
  2. Step 2: Convert to fraction form
    160,042,221.26/240,063,334.77 = 38,872,856.78/x
  3. Step 3: Cross multiply
    160,042,221.26x = 240,063,334.77 × 38,872,856.78
  4. Step 4: Simplify right side
    160,042,221.26x = 9,331,947,630,643,404
  5. Step 5: Solve for x
    x = 9,331,947,630,643,404/160,042,221.26
  6. Step 6: Final answer
    x = 58,309,285.87

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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.