Home / 119,151,200.60-178,726,800.90-42,476,730.20

Finding the Fourth Proportional to 119,151,200.60, 178,726,800.90 and 42,476,730.20

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Solution

The fourth proportional to 119,151,200.60, 178,726,800.90 and 42,476,730.20 is: 63,715,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,151,200.60 : 178,726,800.90 = 42,476,730.20 : x
  2. Step 2: Convert to fraction form
    119,151,200.60/178,726,800.90 = 42,476,730.20/x
  3. Step 3: Cross multiply
    119,151,200.60x = 178,726,800.90 × 42,476,730.20
  4. Step 4: Simplify right side
    119,151,200.60x = 7,591,730,101,338,418
  5. Step 5: Solve for x
    x = 7,591,730,101,338,418/119,151,200.60
  6. Step 6: Final answer
    x = 63,715,095.30

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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.