Home / 498,282,912.30-747,424,368.45-469,585,098.30

Finding the Fourth Proportional to 498,282,912.30, 747,424,368.45 and 469,585,098.30

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Solution

The fourth proportional to 498,282,912.30, 747,424,368.45 and 469,585,098.30 is: 704,377,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,282,912.30 : 747,424,368.45 = 469,585,098.30 : x
  2. Step 2: Convert to fraction form
    498,282,912.30/747,424,368.45 = 469,585,098.30/x
  3. Step 3: Cross multiply
    498,282,912.30x = 747,424,368.45 × 469,585,098.30
  4. Step 4: Simplify right side
    498,282,912.30x = 350,979,345,530,408,704
  5. Step 5: Solve for x
    x = 350,979,345,530,408,704/498,282,912.30
  6. Step 6: Final answer
    x = 704,377,647.45

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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.