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Finding the Fourth Proportional to 546,188,213,999.70, 819,282,320,999.55 and 546,188,213,999.70

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Solution

The fourth proportional to 546,188,213,999.70, 819,282,320,999.55 and 546,188,213,999.70 is: 819,282,320,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,188,213,999.70 : 819,282,320,999.55 = 546,188,213,999.70 : x
  2. Step 2: Convert to fraction form
    546,188,213,999.70/819,282,320,999.55 = 546,188,213,999.70/x
  3. Step 3: Cross multiply
    546,188,213,999.70x = 819,282,320,999.55 × 546,188,213,999.70
  4. Step 4: Simplify right side
    546,188,213,999.70x = 447,482,347,668,273,142,693,888
  5. Step 5: Solve for x
    x = 447,482,347,668,273,142,693,888/546,188,213,999.70
  6. Step 6: Final answer
    x = 819,282,320,999.55

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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.