Home / 627,393,530.53-940,229,352.67-396,950,084.11

Finding the Fourth Proportional to 627,393,530.53, 940,229,352.67 and 396,950,084.11

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Solution

The fourth proportional to 627,393,530.53, 940,229,352.67 and 396,950,084.11 is: 594,880,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,393,530.53 : 940,229,352.67 = 396,950,084.11 : x
  2. Step 2: Convert to fraction form
    627,393,530.53/940,229,352.67 = 396,950,084.11/x
  3. Step 3: Cross multiply
    627,393,530.53x = 940,229,352.67 × 396,950,084.11
  4. Step 4: Simplify right side
    627,393,530.53x = 373,224,120,625,047,360
  5. Step 5: Solve for x
    x = 373,224,120,625,047,360/627,393,530.53
  6. Step 6: Final answer
    x = 594,880,409.92

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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.