Home / 137,278,031.64-205,915,745.70-35,040,658.20

Finding the Fourth Proportional to 137,278,031.64, 205,915,745.70 and 35,040,658.20

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Solution

The fourth proportional to 137,278,031.64, 205,915,745.70 and 35,040,658.20 is: 52,560,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,278,031.64 : 205,915,745.70 = 35,040,658.20 : x
  2. Step 2: Convert to fraction form
    137,278,031.64/205,915,745.70 = 35,040,658.20/x
  3. Step 3: Cross multiply
    137,278,031.64x = 205,915,745.70 × 35,040,658.20
  4. Step 4: Simplify right side
    137,278,031.64x = 7,215,423,263,071,820
  5. Step 5: Solve for x
    x = 7,215,423,263,071,820/137,278,031.64
  6. Step 6: Final answer
    x = 52,560,655.02

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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.