Home / 117,288,031.20-175,932,046.80-49,123,615.20

Finding the Fourth Proportional to 117,288,031.20, 175,932,046.80 and 49,123,615.20

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Solution

The fourth proportional to 117,288,031.20, 175,932,046.80 and 49,123,615.20 is: 73,685,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,288,031.20 : 175,932,046.80 = 49,123,615.20 : x
  2. Step 2: Convert to fraction form
    117,288,031.20/175,932,046.80 = 49,123,615.20/x
  3. Step 3: Cross multiply
    117,288,031.20x = 175,932,046.80 × 49,123,615.20
  4. Step 4: Simplify right side
    117,288,031.20x = 8,642,418,168,351,592
  5. Step 5: Solve for x
    x = 8,642,418,168,351,592/117,288,031.20
  6. Step 6: Final answer
    x = 73,685,422.80

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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.