Home / 114,926,600.80-172,389,901.20-71,844,450.40

Finding the Fourth Proportional to 114,926,600.80, 172,389,901.20 and 71,844,450.40

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Solution

The fourth proportional to 114,926,600.80, 172,389,901.20 and 71,844,450.40 is: 107,766,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,926,600.80 : 172,389,901.20 = 71,844,450.40 : x
  2. Step 2: Convert to fraction form
    114,926,600.80/172,389,901.20 = 71,844,450.40/x
  3. Step 3: Cross multiply
    114,926,600.80x = 172,389,901.20 × 71,844,450.40
  4. Step 4: Simplify right side
    114,926,600.80x = 12,385,257,706,224,300
  5. Step 5: Solve for x
    x = 12,385,257,706,224,300/114,926,600.80
  6. Step 6: Final answer
    x = 107,766,675.60

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1.5x scale

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.