Home / 153,540,276.18-230,350,742.19-55,181,909.58

Finding the Fourth Proportional to 153,540,276.18, 230,350,742.19 and 55,181,909.58

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Solution

The fourth proportional to 153,540,276.18, 230,350,742.19 and 55,181,909.58 is: 82,787,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,540,276.18 : 230,350,742.19 = 55,181,909.58 : x
  2. Step 2: Convert to fraction form
    153,540,276.18/230,350,742.19 = 55,181,909.58/x
  3. Step 3: Cross multiply
    153,540,276.18x = 230,350,742.19 × 55,181,909.58
  4. Step 4: Simplify right side
    153,540,276.18x = 12,711,193,827,214,470
  5. Step 5: Solve for x
    x = 12,711,193,827,214,470/153,540,276.18
  6. Step 6: Final answer
    x = 82,787,358.10

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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.