Home / 382,472,816.60-572,386,527.30-229,228,851.80

Finding the Fourth Proportional to 382,472,816.60, 572,386,527.30 and 229,228,851.80

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Solution

The fourth proportional to 382,472,816.60, 572,386,527.30 and 229,228,851.80 is: 343,050,540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,472,816.60 : 572,386,527.30 = 229,228,851.80 : x
  2. Step 2: Convert to fraction form
    382,472,816.60/572,386,527.30 = 229,228,851.80/x
  3. Step 3: Cross multiply
    382,472,816.60x = 572,386,527.30 × 229,228,851.80
  4. Step 4: Simplify right side
    382,472,816.60x = 131,207,506,438,768,352
  5. Step 5: Solve for x
    x = 131,207,506,438,768,352/382,472,816.60
  6. Step 6: Final answer
    x = 343,050,540.44

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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.