Home / 284,561,756.34-392,543,743.80-173,086,692.18

Finding the Fourth Proportional to 284,561,756.34, 392,543,743.80 and 173,086,692.18

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Solution

The fourth proportional to 284,561,756.34, 392,543,743.80 and 173,086,692.18 is: 238,767,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,561,756.34 : 392,543,743.80 = 173,086,692.18 : x
  2. Step 2: Convert to fraction form
    284,561,756.34/392,543,743.80 = 173,086,692.18/x
  3. Step 3: Cross multiply
    284,561,756.34x = 392,543,743.80 × 173,086,692.18
  4. Step 4: Simplify right side
    284,561,756.34x = 67,944,098,150,295,392
  5. Step 5: Solve for x
    x = 67,944,098,150,295,392/284,561,756.34
  6. Step 6: Final answer
    x = 238,767,496.46

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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.