Home / 57,184,136.80-85,776,205.20-51,137,519.20

Finding the Fourth Proportional to 57,184,136.80, 85,776,205.20 and 51,137,519.20

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Solution

The fourth proportional to 57,184,136.80, 85,776,205.20 and 51,137,519.20 is: 76,706,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,184,136.80 : 85,776,205.20 = 51,137,519.20 : x
  2. Step 2: Convert to fraction form
    57,184,136.80/85,776,205.20 = 51,137,519.20/x
  3. Step 3: Cross multiply
    57,184,136.80x = 85,776,205.20 × 51,137,519.20
  4. Step 4: Simplify right side
    57,184,136.80x = 4,386,382,340,318,140
  5. Step 5: Solve for x
    x = 4,386,382,340,318,140/57,184,136.80
  6. Step 6: Final answer
    x = 76,706,278.80

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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.