Home / 121,014,056.80-181,304,572.20-73,604,270.80

Finding the Fourth Proportional to 121,014,056.80, 181,304,572.20 and 73,604,270.80

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Solution

The fourth proportional to 121,014,056.80, 181,304,572.20 and 73,604,270.80 is: 110,274,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,014,056.80 : 181,304,572.20 = 73,604,270.80 : x
  2. Step 2: Convert to fraction form
    121,014,056.80/181,304,572.20 = 73,604,270.80/x
  3. Step 3: Cross multiply
    121,014,056.80x = 181,304,572.20 × 73,604,270.80
  4. Step 4: Simplify right side
    121,014,056.80x = 13,344,790,829,486,950
  5. Step 5: Solve for x
    x = 13,344,790,829,486,950/121,014,056.80
  6. Step 6: Final answer
    x = 110,274,716.69

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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.