Home / 104,977,415.40-157,466,123.10-53,321,350.20

Finding the Fourth Proportional to 104,977,415.40, 157,466,123.10 and 53,321,350.20

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Solution

The fourth proportional to 104,977,415.40, 157,466,123.10 and 53,321,350.20 is: 79,982,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977,415.40 : 157,466,123.10 = 53,321,350.20 : x
  2. Step 2: Convert to fraction form
    104,977,415.40/157,466,123.10 = 53,321,350.20/x
  3. Step 3: Cross multiply
    104,977,415.40x = 157,466,123.10 × 53,321,350.20
  4. Step 4: Simplify right side
    104,977,415.40x = 8,396,306,294,451,410
  5. Step 5: Solve for x
    x = 8,396,306,294,451,410/104,977,415.40
  6. Step 6: Final answer
    x = 79,982,025.30

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Double scale
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Similar ratio
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1.5x scale

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.