Home / 724,283,524.95-999,454,278.18-411,017,735.85

Finding the Fourth Proportional to 724,283,524.95, 999,454,278.18 and 411,017,735.85

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Solution

The fourth proportional to 724,283,524.95, 999,454,278.18 and 411,017,735.85 is: 567,172,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,283,524.95 : 999,454,278.18 = 411,017,735.85 : x
  2. Step 2: Convert to fraction form
    724,283,524.95/999,454,278.18 = 411,017,735.85/x
  3. Step 3: Cross multiply
    724,283,524.95x = 999,454,278.18 × 411,017,735.85
  4. Step 4: Simplify right side
    724,283,524.95x = 410,793,434,503,139,648
  5. Step 5: Solve for x
    x = 410,793,434,503,139,648/724,283,524.95
  6. Step 6: Final answer
    x = 567,172,136.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.