Home / 546,534,085.80-819,801,128.70-493,815,138.60

Finding the Fourth Proportional to 546,534,085.80, 819,801,128.70 and 493,815,138.60

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Solution

The fourth proportional to 546,534,085.80, 819,801,128.70 and 493,815,138.60 is: 740,722,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,534,085.80 : 819,801,128.70 = 493,815,138.60 : x
  2. Step 2: Convert to fraction form
    546,534,085.80/819,801,128.70 = 493,815,138.60/x
  3. Step 3: Cross multiply
    546,534,085.80x = 819,801,128.70 × 493,815,138.60
  4. Step 4: Simplify right side
    546,534,085.80x = 404,830,207,993,427,008
  5. Step 5: Solve for x
    x = 404,830,207,993,427,008/546,534,085.80
  6. Step 6: Final answer
    x = 740,722,707.90

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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.