Home / 119,151,213.60-178,726,820.40-42,476,743.20

Finding the Fourth Proportional to 119,151,213.60, 178,726,820.40 and 42,476,743.20

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Solution

The fourth proportional to 119,151,213.60, 178,726,820.40 and 42,476,743.20 is: 63,715,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,151,213.60 : 178,726,820.40 = 42,476,743.20 : x
  2. Step 2: Convert to fraction form
    119,151,213.60/178,726,820.40 = 42,476,743.20/x
  3. Step 3: Cross multiply
    119,151,213.60x = 178,726,820.40 × 42,476,743.20
  4. Step 4: Simplify right side
    119,151,213.60x = 7,591,733,253,083,322
  5. Step 5: Solve for x
    x = 7,591,733,253,083,322/119,151,213.60
  6. Step 6: Final answer
    x = 63,715,114.80

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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.