Home / 121,333,458.40-182,000,187.60-48,561,470.80

Finding the Fourth Proportional to 121,333,458.40, 182,000,187.60 and 48,561,470.80

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Solution

The fourth proportional to 121,333,458.40, 182,000,187.60 and 48,561,470.80 is: 72,842,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,333,458.40 : 182,000,187.60 = 48,561,470.80 : x
  2. Step 2: Convert to fraction form
    121,333,458.40/182,000,187.60 = 48,561,470.80/x
  3. Step 3: Cross multiply
    121,333,458.40x = 182,000,187.60 × 48,561,470.80
  4. Step 4: Simplify right side
    121,333,458.40x = 8,838,196,795,731,921
  5. Step 5: Solve for x
    x = 8,838,196,795,731,921/121,333,458.40
  6. Step 6: Final answer
    x = 72,842,206.20

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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.