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Finding the Fourth Proportional to 556,599,677.88, 834,761,562.48 and 188,126,449.68

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Solution

The fourth proportional to 556,599,677.88, 834,761,562.48 and 188,126,449.68 is: 282,143,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,599,677.88 : 834,761,562.48 = 188,126,449.68 : x
  2. Step 2: Convert to fraction form
    556,599,677.88/834,761,562.48 = 188,126,449.68/x
  3. Step 3: Cross multiply
    556,599,677.88x = 834,761,562.48 × 188,126,449.68
  4. Step 4: Simplify right side
    556,599,677.88x = 157,040,729,078,691,904
  5. Step 5: Solve for x
    x = 157,040,729,078,691,904/556,599,677.88
  6. Step 6: Final answer
    x = 282,143,047.00

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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.