Home / 187,404,209.88-258,603,689.34-114,057,245.40

Finding the Fourth Proportional to 187,404,209.88, 258,603,689.34 and 114,057,245.40

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Solution

The fourth proportional to 187,404,209.88, 258,603,689.34 and 114,057,245.40 is: 157,390,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,404,209.88 : 258,603,689.34 = 114,057,245.40 : x
  2. Step 2: Convert to fraction form
    187,404,209.88/258,603,689.34 = 114,057,245.40/x
  3. Step 3: Cross multiply
    187,404,209.88x = 258,603,689.34 × 114,057,245.40
  4. Step 4: Simplify right side
    187,404,209.88x = 29,495,624,456,397,744
  5. Step 5: Solve for x
    x = 29,495,624,456,397,744/187,404,209.88
  6. Step 6: Final answer
    x = 157,390,404.81

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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.