Home / 178,947,298.27-246,918,463.68-100,626,182.11

Finding the Fourth Proportional to 178,947,298.27, 246,918,463.68 and 100,626,182.11

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Solution

The fourth proportional to 178,947,298.27, 246,918,463.68 and 100,626,182.11 is: 138,847,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,947,298.27 : 246,918,463.68 = 100,626,182.11 : x
  2. Step 2: Convert to fraction form
    178,947,298.27/246,918,463.68 = 100,626,182.11/x
  3. Step 3: Cross multiply
    178,947,298.27x = 246,918,463.68 × 100,626,182.11
  4. Step 4: Simplify right side
    178,947,298.27x = 24,846,462,292,585,100
  5. Step 5: Solve for x
    x = 24,846,462,292,585,100/178,947,298.27
  6. Step 6: Final answer
    x = 138,847,931.95

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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.