Home / 3,931,254,726.96-5,897,711,286.30-1,275,104,520.57

Finding the Fourth Proportional to 3,931,254,726.96, 5,897,711,286.30 and 1,275,104,520.57

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Solution

The fourth proportional to 3,931,254,726.96, 5,897,711,286.30 and 1,275,104,520.57 is: 1,912,925,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,254,726.96 : 5,897,711,286.30 = 1,275,104,520.57 : x
  2. Step 2: Convert to fraction form
    3,931,254,726.96/5,897,711,286.30 = 1,275,104,520.57/x
  3. Step 3: Cross multiply
    3,931,254,726.96x = 5,897,711,286.30 × 1,275,104,520.57
  4. Step 4: Simplify right side
    3,931,254,726.96x = 7,520,198,322,164,674,560
  5. Step 5: Solve for x
    x = 7,520,198,322,164,674,560/3,931,254,726.96
  6. Step 6: Final answer
    x = 1,912,925,730.96

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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.