Home / 1,601,472,488.30-2,402,208,732.45-986,061,185.90

Finding the Fourth Proportional to 1,601,472,488.30, 2,402,208,732.45 and 986,061,185.90

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Solution

The fourth proportional to 1,601,472,488.30, 2,402,208,732.45 and 986,061,185.90 is: 1,479,091,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,472,488.30 : 2,402,208,732.45 = 986,061,185.90 : x
  2. Step 2: Convert to fraction form
    1,601,472,488.30/2,402,208,732.45 = 986,061,185.90/x
  3. Step 3: Cross multiply
    1,601,472,488.30x = 2,402,208,732.45 × 986,061,185.90
  4. Step 4: Simplify right side
    1,601,472,488.30x = 2,368,724,791,498,982,400
  5. Step 5: Solve for x
    x = 2,368,724,791,498,982,400/1,601,472,488.30
  6. Step 6: Final answer
    x = 1,479,091,778.85

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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.