Home / 83,586,176.20-125,373,359.40-28,985,534.20

Finding the Fourth Proportional to 83,586,176.20, 125,373,359.40 and 28,985,534.20

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Solution

The fourth proportional to 83,586,176.20, 125,373,359.40 and 28,985,534.20 is: 43,476,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,586,176.20 : 125,373,359.40 = 28,985,534.20 : x
  2. Step 2: Convert to fraction form
    83,586,176.20/125,373,359.40 = 28,985,534.20/x
  3. Step 3: Cross multiply
    83,586,176.20x = 125,373,359.40 × 28,985,534.20
  4. Step 4: Simplify right side
    83,586,176.20x = 3,634,013,796,657,591.50
  5. Step 5: Solve for x
    x = 3,634,013,796,657,591.50/83,586,176.20
  6. Step 6: Final answer
    x = 43,476,253.63

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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.