Home / 1,294,707,904.30-1,942,061,856.45-741,442,393.90

Finding the Fourth Proportional to 1,294,707,904.30, 1,942,061,856.45 and 741,442,393.90

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Solution

The fourth proportional to 1,294,707,904.30, 1,942,061,856.45 and 741,442,393.90 is: 1,112,163,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,707,904.30 : 1,942,061,856.45 = 741,442,393.90 : x
  2. Step 2: Convert to fraction form
    1,294,707,904.30/1,942,061,856.45 = 741,442,393.90/x
  3. Step 3: Cross multiply
    1,294,707,904.30x = 1,942,061,856.45 × 741,442,393.90
  4. Step 4: Simplify right side
    1,294,707,904.30x = 1,439,926,991,948,166,144
  5. Step 5: Solve for x
    x = 1,439,926,991,948,166,144/1,294,707,904.30
  6. Step 6: Final answer
    x = 1,112,163,590.85

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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.