Home / 131,058,002.40-196,587,003.60-87,947,858.40

Finding the Fourth Proportional to 131,058,002.40, 196,587,003.60 and 87,947,858.40

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Solution

The fourth proportional to 131,058,002.40, 196,587,003.60 and 87,947,858.40 is: 131,921,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,058,002.40 : 196,587,003.60 = 87,947,858.40 : x
  2. Step 2: Convert to fraction form
    131,058,002.40/196,587,003.60 = 87,947,858.40/x
  3. Step 3: Cross multiply
    131,058,002.40x = 196,587,003.60 × 87,947,858.40
  4. Step 4: Simplify right side
    131,058,002.40x = 17,289,405,955,893,090
  5. Step 5: Solve for x
    x = 17,289,405,955,893,090/131,058,002.40
  6. Step 6: Final answer
    x = 131,921,787.60

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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.