Home / 124,578,461.70-186,867,692.55-55,491,131.70

Finding the Fourth Proportional to 124,578,461.70, 186,867,692.55 and 55,491,131.70

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Solution

The fourth proportional to 124,578,461.70, 186,867,692.55 and 55,491,131.70 is: 83,236,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,578,461.70 : 186,867,692.55 = 55,491,131.70 : x
  2. Step 2: Convert to fraction form
    124,578,461.70/186,867,692.55 = 55,491,131.70/x
  3. Step 3: Cross multiply
    124,578,461.70x = 186,867,692.55 × 55,491,131.70
  4. Step 4: Simplify right side
    124,578,461.70x = 10,369,499,737,767,160
  5. Step 5: Solve for x
    x = 10,369,499,737,767,160/124,578,461.70
  6. Step 6: Final answer
    x = 83,236,697.55

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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.