Home / 65,226,775.20-97,840,162.80-43,727,690.40

Finding the Fourth Proportional to 65,226,775.20, 97,840,162.80 and 43,727,690.40

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Solution

The fourth proportional to 65,226,775.20, 97,840,162.80 and 43,727,690.40 is: 65,591,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,226,775.20 : 97,840,162.80 = 43,727,690.40 : x
  2. Step 2: Convert to fraction form
    65,226,775.20/97,840,162.80 = 43,727,690.40/x
  3. Step 3: Cross multiply
    65,226,775.20x = 97,840,162.80 × 43,727,690.40
  4. Step 4: Simplify right side
    65,226,775.20x = 4,278,324,347,603,997
  5. Step 5: Solve for x
    x = 4,278,324,347,603,997/65,226,775.20
  6. Step 6: Final answer
    x = 65,591,535.60

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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.