Home / 181,821,981.60-272,573,540.10-109,067,708.70

Finding the Fourth Proportional to 181,821,981.60, 272,573,540.10 and 109,067,708.70

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Solution

The fourth proportional to 181,821,981.60, 272,573,540.10 and 109,067,708.70 is: 163,505,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,821,981.60 : 272,573,540.10 = 109,067,708.70 : x
  2. Step 2: Convert to fraction form
    181,821,981.60/272,573,540.10 = 109,067,708.70/x
  3. Step 3: Cross multiply
    181,821,981.60x = 272,573,540.10 × 109,067,708.70
  4. Step 4: Simplify right side
    181,821,981.60x = 29,728,971,470,954,572
  5. Step 5: Solve for x
    x = 29,728,971,470,954,572/181,821,981.60
  6. Step 6: Final answer
    x = 163,505,926.01

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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.