Home / 347,680,522,029.80-521,520,783,044.70-180,314,870,781.80

Finding the Fourth Proportional to 347,680,522,029.80, 521,520,783,044.70 and 180,314,870,781.80

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Solution

The fourth proportional to 347,680,522,029.80, 521,520,783,044.70 and 180,314,870,781.80 is: 270,472,306,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,522,029.80 : 521,520,783,044.70 = 180,314,870,781.80 : x
  2. Step 2: Convert to fraction form
    347,680,522,029.80/521,520,783,044.70 = 180,314,870,781.80/x
  3. Step 3: Cross multiply
    347,680,522,029.80x = 521,520,783,044.70 × 180,314,870,781.80
  4. Step 4: Simplify right side
    347,680,522,029.80x = 94,037,952,604,728,234,868,736
  5. Step 5: Solve for x
    x = 94,037,952,604,728,234,868,736/347,680,522,029.80
  6. Step 6: Final answer
    x = 270,472,306,172.70

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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.