Home / 379,870,776.96-566,612,352.92-344,997,618.52

Finding the Fourth Proportional to 379,870,776.96, 566,612,352.92 and 344,997,618.52

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Solution

The fourth proportional to 379,870,776.96, 566,612,352.92 and 344,997,618.52 is: 514,595,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,870,776.96 : 566,612,352.92 = 344,997,618.52 : x
  2. Step 2: Convert to fraction form
    379,870,776.96/566,612,352.92 = 344,997,618.52/x
  3. Step 3: Cross multiply
    379,870,776.96x = 566,612,352.92 × 344,997,618.52
  4. Step 4: Simplify right side
    379,870,776.96x = 195,479,912,381,413,728
  5. Step 5: Solve for x
    x = 195,479,912,381,413,728/379,870,776.96
  6. Step 6: Final answer
    x = 514,595,815.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.