Home / 250,370,938.80-375,052,523.40-173,780,449.20

Finding the Fourth Proportional to 250,370,938.80, 375,052,523.40 and 173,780,449.20

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Solution

The fourth proportional to 250,370,938.80, 375,052,523.40 and 173,780,449.20 is: 260,320,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,370,938.80 : 375,052,523.40 = 173,780,449.20 : x
  2. Step 2: Convert to fraction form
    250,370,938.80/375,052,523.40 = 173,780,449.20/x
  3. Step 3: Cross multiply
    250,370,938.80x = 375,052,523.40 × 173,780,449.20
  4. Step 4: Simplify right side
    250,370,938.80x = 65,176,795,990,045,504
  5. Step 5: Solve for x
    x = 65,176,795,990,045,504/250,370,938.80
  6. Step 6: Final answer
    x = 260,320,931.42

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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.