Home / 187,116,014.25-280,700,396.39-57,734,144.01

Finding the Fourth Proportional to 187,116,014.25, 280,700,396.39 and 57,734,144.01

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Solution

The fourth proportional to 187,116,014.25, 280,700,396.39 and 57,734,144.01 is: 86,609,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,116,014.25 : 280,700,396.39 = 57,734,144.01 : x
  2. Step 2: Convert to fraction form
    187,116,014.25/280,700,396.39 = 57,734,144.01/x
  3. Step 3: Cross multiply
    187,116,014.25x = 280,700,396.39 × 57,734,144.01
  4. Step 4: Simplify right side
    187,116,014.25x = 16,205,997,108,988,678
  5. Step 5: Solve for x
    x = 16,205,997,108,988,678/187,116,014.25
  6. Step 6: Final answer
    x = 86,609,353.96

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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.