Home / 187,573,667.68-258,853,180.96-103,943,195.36

Finding the Fourth Proportional to 187,573,667.68, 258,853,180.96 and 103,943,195.36

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Solution

The fourth proportional to 187,573,667.68, 258,853,180.96 and 103,943,195.36 is: 143,442,451.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,573,667.68 : 258,853,180.96 = 103,943,195.36 : x
  2. Step 2: Convert to fraction form
    187,573,667.68/258,853,180.96 = 103,943,195.36/x
  3. Step 3: Cross multiply
    187,573,667.68x = 258,853,180.96 × 103,943,195.36
  4. Step 4: Simplify right side
    187,573,667.68x = 26,906,026,758,082,712
  5. Step 5: Solve for x
    x = 26,906,026,758,082,712/187,573,667.68
  6. Step 6: Final answer
    x = 143,442,451.66

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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.