Home / 131,221,520.80-196,831,244.40-34,177,040.80

Finding the Fourth Proportional to 131,221,520.80, 196,831,244.40 and 34,177,040.80

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Solution

The fourth proportional to 131,221,520.80, 196,831,244.40 and 34,177,040.80 is: 51,265,291.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,221,520.80 : 196,831,244.40 = 34,177,040.80 : x
  2. Step 2: Convert to fraction form
    131,221,520.80/196,831,244.40 = 34,177,040.80/x
  3. Step 3: Cross multiply
    131,221,520.80x = 196,831,244.40 × 34,177,040.80
  4. Step 4: Simplify right side
    131,221,520.80x = 6,727,109,470,573,571
  5. Step 5: Solve for x
    x = 6,727,109,470,573,571/131,221,520.80
  6. Step 6: Final answer
    x = 51,265,291.16

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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.