Home / 627,993,475.61-866,615,156.85-345,733,098.49

Finding the Fourth Proportional to 627,993,475.61, 866,615,156.85 and 345,733,098.49

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Solution

The fourth proportional to 627,993,475.61, 866,615,156.85 and 345,733,098.49 is: 477,102,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,993,475.61 : 866,615,156.85 = 345,733,098.49 : x
  2. Step 2: Convert to fraction form
    627,993,475.61/866,615,156.85 = 345,733,098.49/x
  3. Step 3: Cross multiply
    627,993,475.61x = 866,615,156.85 × 345,733,098.49
  4. Step 4: Simplify right side
    627,993,475.61x = 299,617,543,378,527,616
  5. Step 5: Solve for x
    x = 299,617,543,378,527,616/627,993,475.61
  6. Step 6: Final answer
    x = 477,102,955.71

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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.