Home / 121,196,344.80-181,818,136.80-52,109,014.80

Finding the Fourth Proportional to 121,196,344.80, 181,818,136.80 and 52,109,014.80

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Solution

The fourth proportional to 121,196,344.80, 181,818,136.80 and 52,109,014.80 is: 78,173,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,196,344.80 : 181,818,136.80 = 52,109,014.80 : x
  2. Step 2: Convert to fraction form
    121,196,344.80/181,818,136.80 = 52,109,014.80/x
  3. Step 3: Cross multiply
    121,196,344.80x = 181,818,136.80 × 52,109,014.80
  4. Step 4: Simplify right side
    121,196,344.80x = 9,474,363,981,419,624
  5. Step 5: Solve for x
    x = 9,474,363,981,419,624/121,196,344.80
  6. Step 6: Final answer
    x = 78,173,677.57

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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.