Home / 187,573,591.74-258,853,076.46-103,943,119.32

Finding the Fourth Proportional to 187,573,591.74, 258,853,076.46 and 103,943,119.32

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Solution

The fourth proportional to 187,573,591.74, 258,853,076.46 and 103,943,119.32 is: 143,442,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,573,591.74 : 258,853,076.46 = 103,943,119.32 : x
  2. Step 2: Convert to fraction form
    187,573,591.74/258,853,076.46 = 103,943,119.32/x
  3. Step 3: Cross multiply
    187,573,591.74x = 258,853,076.46 × 103,943,119.32
  4. Step 4: Simplify right side
    187,573,591.74x = 26,905,996,212,830,864
  5. Step 5: Solve for x
    x = 26,905,996,212,830,864/187,573,591.74
  6. Step 6: Final answer
    x = 143,442,346.88

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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.