Home / 183,551,996.80-275,327,995.20-128,609,891.20

Finding the Fourth Proportional to 183,551,996.80, 275,327,995.20 and 128,609,891.20

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Solution

The fourth proportional to 183,551,996.80, 275,327,995.20 and 128,609,891.20 is: 192,914,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,551,996.80 : 275,327,995.20 = 128,609,891.20 : x
  2. Step 2: Convert to fraction form
    183,551,996.80/275,327,995.20 = 128,609,891.20/x
  3. Step 3: Cross multiply
    183,551,996.80x = 275,327,995.20 × 128,609,891.20
  4. Step 4: Simplify right side
    183,551,996.80x = 35,409,903,506,986,120
  5. Step 5: Solve for x
    x = 35,409,903,506,986,120/183,551,996.80
  6. Step 6: Final answer
    x = 192,914,836.80

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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.