Home / 64,686,773.40-97,030,160.10-54,945,000.60

Finding the Fourth Proportional to 64,686,773.40, 97,030,160.10 and 54,945,000.60

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Solution

The fourth proportional to 64,686,773.40, 97,030,160.10 and 54,945,000.60 is: 82,417,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,686,773.40 : 97,030,160.10 = 54,945,000.60 : x
  2. Step 2: Convert to fraction form
    64,686,773.40/97,030,160.10 = 54,945,000.60/x
  3. Step 3: Cross multiply
    64,686,773.40x = 97,030,160.10 × 54,945,000.60
  4. Step 4: Simplify right side
    64,686,773.40x = 5,331,322,204,912,596
  5. Step 5: Solve for x
    x = 5,331,322,204,912,596/64,686,773.40
  6. Step 6: Final answer
    x = 82,417,500.90

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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.