Home / 131,216,820.80-196,824,194.40-34,172,340.80

Finding the Fourth Proportional to 131,216,820.80, 196,824,194.40 and 34,172,340.80

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Solution

The fourth proportional to 131,216,820.80, 196,824,194.40 and 34,172,340.80 is: 51,258,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,216,820.80 : 196,824,194.40 = 34,172,340.80 : x
  2. Step 2: Convert to fraction form
    131,216,820.80/196,824,194.40 = 34,172,340.80/x
  3. Step 3: Cross multiply
    131,216,820.80x = 196,824,194.40 × 34,172,340.80
  4. Step 4: Simplify right side
    131,216,820.80x = 6,725,943,448,722,251
  5. Step 5: Solve for x
    x = 6,725,943,448,722,251/131,216,820.80
  6. Step 6: Final answer
    x = 51,258,241.19

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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.