Home / 187,288,124.60-280,372,465.56-113,287,957.04

Finding the Fourth Proportional to 187,288,124.60, 280,372,465.56 and 113,287,957.04

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Solution

The fourth proportional to 187,288,124.60, 280,372,465.56 and 113,287,957.04 is: 169,593,367.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,288,124.60 : 280,372,465.56 = 113,287,957.04 : x
  2. Step 2: Convert to fraction form
    187,288,124.60/280,372,465.56 = 113,287,957.04/x
  3. Step 3: Cross multiply
    187,288,124.60x = 280,372,465.56 × 113,287,957.04
  4. Step 4: Simplify right side
    187,288,124.60x = 31,762,823,834,685,924
  5. Step 5: Solve for x
    x = 31,762,823,834,685,924/187,288,124.60
  6. Step 6: Final answer
    x = 169,593,367.98

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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.