Home / 259,428,956,283.20-389,202,113,493.66-140,043,718,482.68

Finding the Fourth Proportional to 259,428,956,283.20, 389,202,113,493.66 and 140,043,718,482.68

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Solution

The fourth proportional to 259,428,956,283.20, 389,202,113,493.66 and 140,043,718,482.68 is: 210,097,253,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,428,956,283.20 : 389,202,113,493.66 = 140,043,718,482.68 : x
  2. Step 2: Convert to fraction form
    259,428,956,283.20/389,202,113,493.66 = 140,043,718,482.68/x
  3. Step 3: Cross multiply
    259,428,956,283.20x = 389,202,113,493.66 × 140,043,718,482.68
  4. Step 4: Simplify right side
    259,428,956,283.20x = 54,505,311,214,970,182,041,600
  5. Step 5: Solve for x
    x = 54,505,311,214,970,182,041,600/259,428,956,283.20
  6. Step 6: Final answer
    x = 210,097,253,582.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.