Home / 124,811,692.40-187,217,538.60-56,787,244.40

Finding the Fourth Proportional to 124,811,692.40, 187,217,538.60 and 56,787,244.40

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Solution

The fourth proportional to 124,811,692.40, 187,217,538.60 and 56,787,244.40 is: 85,180,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811,692.40 : 187,217,538.60 = 56,787,244.40 : x
  2. Step 2: Convert to fraction form
    124,811,692.40/187,217,538.60 = 56,787,244.40/x
  3. Step 3: Cross multiply
    124,811,692.40x = 187,217,538.60 × 56,787,244.40
  4. Step 4: Simplify right side
    124,811,692.40x = 10,631,568,120,444,634
  5. Step 5: Solve for x
    x = 10,631,568,120,444,634/124,811,692.40
  6. Step 6: Final answer
    x = 85,180,866.60

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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.