Home / 121,338,190.80-182,007,286.20-44,645,349.60

Finding the Fourth Proportional to 121,338,190.80, 182,007,286.20 and 44,645,349.60

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Solution

The fourth proportional to 121,338,190.80, 182,007,286.20 and 44,645,349.60 is: 66,968,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,338,190.80 : 182,007,286.20 = 44,645,349.60 : x
  2. Step 2: Convert to fraction form
    121,338,190.80/182,007,286.20 = 44,645,349.60/x
  3. Step 3: Cross multiply
    121,338,190.80x = 182,007,286.20 × 44,645,349.60
  4. Step 4: Simplify right side
    121,338,190.80x = 8,125,778,922,146,255
  5. Step 5: Solve for x
    x = 8,125,778,922,146,255/121,338,190.80
  6. Step 6: Final answer
    x = 66,968,024.40

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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.