Home / 498,528,471.60-747,792,707.40-413,593,815.60

Finding the Fourth Proportional to 498,528,471.60, 747,792,707.40 and 413,593,815.60

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Solution

The fourth proportional to 498,528,471.60, 747,792,707.40 and 413,593,815.60 is: 620,390,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,528,471.60 : 747,792,707.40 = 413,593,815.60 : x
  2. Step 2: Convert to fraction form
    498,528,471.60/747,792,707.40 = 413,593,815.60/x
  3. Step 3: Cross multiply
    498,528,471.60x = 747,792,707.40 × 413,593,815.60
  4. Step 4: Simplify right side
    498,528,471.60x = 309,282,439,131,420,352
  5. Step 5: Solve for x
    x = 309,282,439,131,420,352/498,528,471.60
  6. Step 6: Final answer
    x = 620,390,723.40

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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.