Home / 1,392,367,994.32-2,088,789,933.22-574,032,951.76

Finding the Fourth Proportional to 1,392,367,994.32, 2,088,789,933.22 and 574,032,951.76

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Solution

The fourth proportional to 1,392,367,994.32, 2,088,789,933.22 and 574,032,951.76 is: 861,147,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,367,994.32 : 2,088,789,933.22 = 574,032,951.76 : x
  2. Step 2: Convert to fraction form
    1,392,367,994.32/2,088,789,933.22 = 574,032,951.76/x
  3. Step 3: Cross multiply
    1,392,367,994.32x = 2,088,789,933.22 × 574,032,951.76
  4. Step 4: Simplify right side
    1,392,367,994.32x = 1,199,034,250,972,849,920
  5. Step 5: Solve for x
    x = 1,199,034,250,972,849,920/1,392,367,994.32
  6. Step 6: Final answer
    x = 861,147,524.12

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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.