Home / 230,574,037.62-318,160,747.35-137,734,837.86

Finding the Fourth Proportional to 230,574,037.62, 318,160,747.35 and 137,734,837.86

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Solution

The fourth proportional to 230,574,037.62, 318,160,747.35 and 137,734,837.86 is: 190,055,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,574,037.62 : 318,160,747.35 = 137,734,837.86 : x
  2. Step 2: Convert to fraction form
    230,574,037.62/318,160,747.35 = 137,734,837.86/x
  3. Step 3: Cross multiply
    230,574,037.62x = 318,160,747.35 × 137,734,837.86
  4. Step 4: Simplify right side
    230,574,037.62x = 43,821,818,949,668,680
  5. Step 5: Solve for x
    x = 43,821,818,949,668,680/230,574,037.62
  6. Step 6: Final answer
    x = 190,055,304.59

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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.