Home / 10,158,396,958.52-15,239,557,738.47-3,862,336,648.76

Finding the Fourth Proportional to 10,158,396,958.52, 15,239,557,738.47 and 3,862,336,648.76

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Solution

The fourth proportional to 10,158,396,958.52, 15,239,557,738.47 and 3,862,336,648.76 is: 5,794,251,061.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,396,958.52 : 15,239,557,738.47 = 3,862,336,648.76 : x
  2. Step 2: Convert to fraction form
    10,158,396,958.52/15,239,557,738.47 = 3,862,336,648.76/x
  3. Step 3: Cross multiply
    10,158,396,958.52x = 15,239,557,738.47 × 3,862,336,648.76
  4. Step 4: Simplify right side
    10,158,396,958.52x = 58,860,302,364,186,746,880
  5. Step 5: Solve for x
    x = 58,860,302,364,186,746,880/10,158,396,958.52
  6. Step 6: Final answer
    x = 5,794,251,061.91

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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.