Home / 259,358,235-357,917,190.39-141,881,042.90

Finding the Fourth Proportional to 259,358,235, 357,917,190.39 and 141,881,042.90

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Solution

The fourth proportional to 259,358,235, 357,917,190.39 and 141,881,042.90 is: 195,797,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,358,235 : 357,917,190.39 = 141,881,042.90 : x
  2. Step 2: Convert to fraction form
    259,358,235/357,917,190.39 = 141,881,042.90/x
  3. Step 3: Cross multiply
    259,358,235x = 357,917,190.39 × 141,881,042.90
  4. Step 4: Simplify right side
    259,358,235x = 50,781,664,242,581,472
  5. Step 5: Solve for x
    x = 50,781,664,242,581,472/259,358,235
  6. Step 6: Final answer
    x = 195,797,385.20

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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.