Home / 145,682,121.60-218,239,747.20-88,003,058.40

Finding the Fourth Proportional to 145,682,121.60, 218,239,747.20 and 88,003,058.40

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Solution

The fourth proportional to 145,682,121.60, 218,239,747.20 and 88,003,058.40 is: 131,833,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,682,121.60 : 218,239,747.20 = 88,003,058.40 : x
  2. Step 2: Convert to fraction form
    145,682,121.60/218,239,747.20 = 88,003,058.40/x
  3. Step 3: Cross multiply
    145,682,121.60x = 218,239,747.20 × 88,003,058.40
  4. Step 4: Simplify right side
    145,682,121.60x = 19,205,765,218,042,836
  5. Step 5: Solve for x
    x = 19,205,765,218,042,836/145,682,121.60
  6. Step 6: Final answer
    x = 131,833,371.23

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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.