Home / 56,670,854.20-85,069,266.90-31,161,686.20

Finding the Fourth Proportional to 56,670,854.20, 85,069,266.90 and 31,161,686.20

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Solution

The fourth proportional to 56,670,854.20, 85,069,266.90 and 31,161,686.20 is: 46,777,163.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,670,854.20 : 85,069,266.90 = 31,161,686.20 : x
  2. Step 2: Convert to fraction form
    56,670,854.20/85,069,266.90 = 31,161,686.20/x
  3. Step 3: Cross multiply
    56,670,854.20x = 85,069,266.90 × 31,161,686.20
  4. Step 4: Simplify right side
    56,670,854.20x = 2,650,901,800,401,847
  5. Step 5: Solve for x
    x = 2,650,901,800,401,847/56,670,854.20
  6. Step 6: Final answer
    x = 46,777,163.28

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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.