Home / 158,272,048.40-237,408,072.60-131,062,269.20

Finding the Fourth Proportional to 158,272,048.40, 237,408,072.60 and 131,062,269.20

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Solution

The fourth proportional to 158,272,048.40, 237,408,072.60 and 131,062,269.20 is: 196,593,403.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,272,048.40 : 237,408,072.60 = 131,062,269.20 : x
  2. Step 2: Convert to fraction form
    158,272,048.40/237,408,072.60 = 131,062,269.20/x
  3. Step 3: Cross multiply
    158,272,048.40x = 237,408,072.60 × 131,062,269.20
  4. Step 4: Simplify right side
    158,272,048.40x = 31,115,240,721,354,344
  5. Step 5: Solve for x
    x = 31,115,240,721,354,344/158,272,048.40
  6. Step 6: Final answer
    x = 196,593,403.80

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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.