Home / 352,294,207.20-528,441,310.80-255,044,440.80

Finding the Fourth Proportional to 352,294,207.20, 528,441,310.80 and 255,044,440.80

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Solution

The fourth proportional to 352,294,207.20, 528,441,310.80 and 255,044,440.80 is: 382,566,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,294,207.20 : 528,441,310.80 = 255,044,440.80 : x
  2. Step 2: Convert to fraction form
    352,294,207.20/528,441,310.80 = 255,044,440.80/x
  3. Step 3: Cross multiply
    352,294,207.20x = 528,441,310.80 × 255,044,440.80
  4. Step 4: Simplify right side
    352,294,207.20x = 134,776,018,608,605,008
  5. Step 5: Solve for x
    x = 134,776,018,608,605,008/352,294,207.20
  6. Step 6: Final answer
    x = 382,566,661.20

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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.