Home / 503,319,268.53-755,005,806.95-158,299,799.85

Finding the Fourth Proportional to 503,319,268.53, 755,005,806.95 and 158,299,799.85

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Solution

The fourth proportional to 503,319,268.53, 755,005,806.95 and 158,299,799.85 is: 237,458,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,319,268.53 : 755,005,806.95 = 158,299,799.85 : x
  2. Step 2: Convert to fraction form
    503,319,268.53/755,005,806.95 = 158,299,799.85/x
  3. Step 3: Cross multiply
    503,319,268.53x = 755,005,806.95 × 158,299,799.85
  4. Step 4: Simplify right side
    503,319,268.53x = 119,517,268,124,981,248
  5. Step 5: Solve for x
    x = 119,517,268,124,981,248/503,319,268.53
  6. Step 6: Final answer
    x = 237,458,161.45

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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.