Home / 170,356,510.80-255,534,766.20-109,134,507.60

Finding the Fourth Proportional to 170,356,510.80, 255,534,766.20 and 109,134,507.60

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Solution

The fourth proportional to 170,356,510.80, 255,534,766.20 and 109,134,507.60 is: 163,701,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,356,510.80 : 255,534,766.20 = 109,134,507.60 : x
  2. Step 2: Convert to fraction form
    170,356,510.80/255,534,766.20 = 109,134,507.60/x
  3. Step 3: Cross multiply
    170,356,510.80x = 255,534,766.20 × 109,134,507.60
  4. Step 4: Simplify right side
    170,356,510.80x = 27,887,660,883,918,120
  5. Step 5: Solve for x
    x = 27,887,660,883,918,120/170,356,510.80
  6. Step 6: Final answer
    x = 163,701,761.40

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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.