Home / 84,341,862.30-126,512,793.45-50,301,644.70

Finding the Fourth Proportional to 84,341,862.30, 126,512,793.45 and 50,301,644.70

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Solution

The fourth proportional to 84,341,862.30, 126,512,793.45 and 50,301,644.70 is: 75,452,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,341,862.30 : 126,512,793.45 = 50,301,644.70 : x
  2. Step 2: Convert to fraction form
    84,341,862.30/126,512,793.45 = 50,301,644.70/x
  3. Step 3: Cross multiply
    84,341,862.30x = 126,512,793.45 × 50,301,644.70
  4. Step 4: Simplify right side
    84,341,862.30x = 6,363,801,586,126,388
  5. Step 5: Solve for x
    x = 6,363,801,586,126,388/84,341,862.30
  6. Step 6: Final answer
    x = 75,452,467.05

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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.