Home / 100,900,793.04-139,243,089.04-54,491,042.48

Finding the Fourth Proportional to 100,900,793.04, 139,243,089.04 and 54,491,042.48

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Solution

The fourth proportional to 100,900,793.04, 139,243,089.04 and 54,491,042.48 is: 75,197,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,900,793.04 : 139,243,089.04 = 54,491,042.48 : x
  2. Step 2: Convert to fraction form
    100,900,793.04/139,243,089.04 = 54,491,042.48/x
  3. Step 3: Cross multiply
    100,900,793.04x = 139,243,089.04 × 54,491,042.48
  4. Step 4: Simplify right side
    100,900,793.04x = 7,587,501,079,925,062
  5. Step 5: Solve for x
    x = 7,587,501,079,925,062/100,900,793.04
  6. Step 6: Final answer
    x = 75,197,635.73

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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.