Home / 259,348,489.11-357,899,844.86-140,271,214.30

Finding the Fourth Proportional to 259,348,489.11, 357,899,844.86 and 140,271,214.30

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Solution

The fourth proportional to 259,348,489.11, 357,899,844.86 and 140,271,214.30 is: 193,573,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,348,489.11 : 357,899,844.86 = 140,271,214.30 : x
  2. Step 2: Convert to fraction form
    259,348,489.11/357,899,844.86 = 140,271,214.30/x
  3. Step 3: Cross multiply
    259,348,489.11x = 357,899,844.86 × 140,271,214.30
  4. Step 4: Simplify right side
    259,348,489.11x = 50,203,045,836,293,816
  5. Step 5: Solve for x
    x = 50,203,045,836,293,816/259,348,489.11
  6. Step 6: Final answer
    x = 193,573,696.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.