Home / 121,276,604.40-181,914,906.60-48,504,616.80

Finding the Fourth Proportional to 121,276,604.40, 181,914,906.60 and 48,504,616.80

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Solution

The fourth proportional to 121,276,604.40, 181,914,906.60 and 48,504,616.80 is: 72,756,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,276,604.40 : 181,914,906.60 = 48,504,616.80 : x
  2. Step 2: Convert to fraction form
    121,276,604.40/181,914,906.60 = 48,504,616.80/x
  3. Step 3: Cross multiply
    121,276,604.40x = 181,914,906.60 × 48,504,616.80
  4. Step 4: Simplify right side
    121,276,604.40x = 8,823,712,834,840,790
  5. Step 5: Solve for x
    x = 8,823,712,834,840,790/121,276,604.40
  6. Step 6: Final answer
    x = 72,756,925.20

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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.