Home / 158,984,595.15-238,476,892.73-86,236,227.15

Finding the Fourth Proportional to 158,984,595.15, 238,476,892.73 and 86,236,227.15

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Solution

The fourth proportional to 158,984,595.15, 238,476,892.73 and 86,236,227.15 is: 129,354,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,984,595.15 : 238,476,892.73 = 86,236,227.15 : x
  2. Step 2: Convert to fraction form
    158,984,595.15/238,476,892.73 = 86,236,227.15/x
  3. Step 3: Cross multiply
    158,984,595.15x = 238,476,892.73 × 86,236,227.15
  4. Step 4: Simplify right side
    158,984,595.15x = 20,565,347,491,059,284
  5. Step 5: Solve for x
    x = 20,565,347,491,059,284/158,984,595.15
  6. Step 6: Final answer
    x = 129,354,340.73

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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.