Home / 342,328,981.92-513,474,572.24-250,307,020.32

Finding the Fourth Proportional to 342,328,981.92, 513,474,572.24 and 250,307,020.32

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Solution

The fourth proportional to 342,328,981.92, 513,474,572.24 and 250,307,020.32 is: 375,446,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,328,981.92 : 513,474,572.24 = 250,307,020.32 : x
  2. Step 2: Convert to fraction form
    342,328,981.92/513,474,572.24 = 250,307,020.32/x
  3. Step 3: Cross multiply
    342,328,981.92x = 513,474,572.24 × 250,307,020.32
  4. Step 4: Simplify right side
    342,328,981.92x = 128,526,290,187,480,992
  5. Step 5: Solve for x
    x = 128,526,290,187,480,992/342,328,981.92
  6. Step 6: Final answer
    x = 375,446,710.55

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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.