Home / 217,280,575.20-325,920,862.80-193,094,104.80

Finding the Fourth Proportional to 217,280,575.20, 325,920,862.80 and 193,094,104.80

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Solution

The fourth proportional to 217,280,575.20, 325,920,862.80 and 193,094,104.80 is: 289,641,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,280,575.20 : 325,920,862.80 = 193,094,104.80 : x
  2. Step 2: Convert to fraction form
    217,280,575.20/325,920,862.80 = 193,094,104.80/x
  3. Step 3: Cross multiply
    217,280,575.20x = 325,920,862.80 × 193,094,104.80
  4. Step 4: Simplify right side
    217,280,575.20x = 62,933,397,238,009,624
  5. Step 5: Solve for x
    x = 62,933,397,238,009,624/217,280,575.20
  6. Step 6: Final answer
    x = 289,641,157.20

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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.