Home / 259,348,487.11-357,899,842.10-140,271,212.30

Finding the Fourth Proportional to 259,348,487.11, 357,899,842.10 and 140,271,212.30

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Solution

The fourth proportional to 259,348,487.11, 357,899,842.10 and 140,271,212.30 is: 193,573,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,348,487.11 : 357,899,842.10 = 140,271,212.30 : x
  2. Step 2: Convert to fraction form
    259,348,487.11/357,899,842.10 = 140,271,212.30/x
  3. Step 3: Cross multiply
    259,348,487.11x = 357,899,842.10 × 140,271,212.30
  4. Step 4: Simplify right side
    259,348,487.11x = 50,203,044,731,906,752
  5. Step 5: Solve for x
    x = 50,203,044,731,906,752/259,348,487.11
  6. Step 6: Final answer
    x = 193,573,694.19

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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.