Home / 2,639,951,237.52-3,957,465,080.16-891,931,514.58

Finding the Fourth Proportional to 2,639,951,237.52, 3,957,465,080.16 and 891,931,514.58

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Solution

The fourth proportional to 2,639,951,237.52, 3,957,465,080.16 and 891,931,514.58 is: 1,337,065,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,951,237.52 : 3,957,465,080.16 = 891,931,514.58 : x
  2. Step 2: Convert to fraction form
    2,639,951,237.52/3,957,465,080.16 = 891,931,514.58/x
  3. Step 3: Cross multiply
    2,639,951,237.52x = 3,957,465,080.16 × 891,931,514.58
  4. Step 4: Simplify right side
    2,639,951,237.52x = 3,529,787,822,844,570,112
  5. Step 5: Solve for x
    x = 3,529,787,822,844,570,112/2,639,951,237.52
  6. Step 6: Final answer
    x = 1,337,065,538.44

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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.