Home / 321,411,542.40-443,535,523.20-174,733,891.20

Finding the Fourth Proportional to 321,411,542.40, 443,535,523.20 and 174,733,891.20

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Solution

The fourth proportional to 321,411,542.40, 443,535,523.20 and 174,733,891.20 is: 241,126,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,411,542.40 : 443,535,523.20 = 174,733,891.20 : x
  2. Step 2: Convert to fraction form
    321,411,542.40/443,535,523.20 = 174,733,891.20/x
  3. Step 3: Cross multiply
    321,411,542.40x = 443,535,523.20 × 174,733,891.20
  4. Step 4: Simplify right side
    321,411,542.40x = 77,500,687,854,163,872
  5. Step 5: Solve for x
    x = 77,500,687,854,163,872/321,411,542.40
  6. Step 6: Final answer
    x = 241,126,025.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.