Home / 156,629,338.40-234,944,007.60-95,407,335.20

Finding the Fourth Proportional to 156,629,338.40, 234,944,007.60 and 95,407,335.20

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Solution

The fourth proportional to 156,629,338.40, 234,944,007.60 and 95,407,335.20 is: 143,111,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,629,338.40 : 234,944,007.60 = 95,407,335.20 : x
  2. Step 2: Convert to fraction form
    156,629,338.40/234,944,007.60 = 95,407,335.20/x
  3. Step 3: Cross multiply
    156,629,338.40x = 234,944,007.60 × 95,407,335.20
  4. Step 4: Simplify right side
    156,629,338.40x = 22,415,381,686,324,548
  5. Step 5: Solve for x
    x = 22,415,381,686,324,548/156,629,338.40
  6. Step 6: Final answer
    x = 143,111,002.80

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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.