Home / 122,112,044.20-183,168,066.30-121,261,738.60

Finding the Fourth Proportional to 122,112,044.20, 183,168,066.30 and 121,261,738.60

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Solution

The fourth proportional to 122,112,044.20, 183,168,066.30 and 121,261,738.60 is: 181,892,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,112,044.20 : 183,168,066.30 = 121,261,738.60 : x
  2. Step 2: Convert to fraction form
    122,112,044.20/183,168,066.30 = 121,261,738.60/x
  3. Step 3: Cross multiply
    122,112,044.20x = 183,168,066.30 × 121,261,738.60
  4. Step 4: Simplify right side
    122,112,044.20x = 22,211,278,175,538,068
  5. Step 5: Solve for x
    x = 22,211,278,175,538,068/122,112,044.20
  6. Step 6: Final answer
    x = 181,892,607.90

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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.