Home / 121,257,115.80-181,885,673.70-34,998,336.60

Finding the Fourth Proportional to 121,257,115.80, 181,885,673.70 and 34,998,336.60

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Solution

The fourth proportional to 121,257,115.80, 181,885,673.70 and 34,998,336.60 is: 52,497,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,257,115.80 : 181,885,673.70 = 34,998,336.60 : x
  2. Step 2: Convert to fraction form
    121,257,115.80/181,885,673.70 = 34,998,336.60/x
  3. Step 3: Cross multiply
    121,257,115.80x = 181,885,673.70 × 34,998,336.60
  4. Step 4: Simplify right side
    121,257,115.80x = 6,365,696,030,870,367
  5. Step 5: Solve for x
    x = 6,365,696,030,870,367/121,257,115.80
  6. Step 6: Final answer
    x = 52,497,504.90

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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.