Home / 317,065,142.40-475,597,713.60-101,676,163.20

Finding the Fourth Proportional to 317,065,142.40, 475,597,713.60 and 101,676,163.20

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Solution

The fourth proportional to 317,065,142.40, 475,597,713.60 and 101,676,163.20 is: 152,514,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,065,142.40 : 475,597,713.60 = 101,676,163.20 : x
  2. Step 2: Convert to fraction form
    317,065,142.40/475,597,713.60 = 101,676,163.20/x
  3. Step 3: Cross multiply
    317,065,142.40x = 475,597,713.60 × 101,676,163.20
  4. Step 4: Simplify right side
    317,065,142.40x = 48,356,950,745,540,464
  5. Step 5: Solve for x
    x = 48,356,950,745,540,464/317,065,142.40
  6. Step 6: Final answer
    x = 152,514,244.80

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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.