Home / 2,086,520,634.40-3,129,780,951.60-1,119,061,818.40

Finding the Fourth Proportional to 2,086,520,634.40, 3,129,780,951.60 and 1,119,061,818.40

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Solution

The fourth proportional to 2,086,520,634.40, 3,129,780,951.60 and 1,119,061,818.40 is: 1,678,592,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,520,634.40 : 3,129,780,951.60 = 1,119,061,818.40 : x
  2. Step 2: Convert to fraction form
    2,086,520,634.40/3,129,780,951.60 = 1,119,061,818.40/x
  3. Step 3: Cross multiply
    2,086,520,634.40x = 3,129,780,951.60 × 1,119,061,818.40
  4. Step 4: Simplify right side
    2,086,520,634.40x = 3,502,418,362,891,178,496
  5. Step 5: Solve for x
    x = 3,502,418,362,891,178,496/2,086,520,634.40
  6. Step 6: Final answer
    x = 1,678,592,727.60

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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.