Home / 132,095,176.20-198,142,764.30-120,190,897.80

Finding the Fourth Proportional to 132,095,176.20, 198,142,764.30 and 120,190,897.80

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Solution

The fourth proportional to 132,095,176.20, 198,142,764.30 and 120,190,897.80 is: 180,286,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,095,176.20 : 198,142,764.30 = 120,190,897.80 : x
  2. Step 2: Convert to fraction form
    132,095,176.20/198,142,764.30 = 120,190,897.80/x
  3. Step 3: Cross multiply
    132,095,176.20x = 198,142,764.30 × 120,190,897.80
  4. Step 4: Simplify right side
    132,095,176.20x = 23,814,956,733,790,788
  5. Step 5: Solve for x
    x = 23,814,956,733,790,788/132,095,176.20
  6. Step 6: Final answer
    x = 180,286,346.70

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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.