Home / 84,320,883,755.34-126,476,670,023.04-61,654,465,452.60

Finding the Fourth Proportional to 84,320,883,755.34, 126,476,670,023.04 and 61,654,465,452.60

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Solution

The fourth proportional to 84,320,883,755.34, 126,476,670,023.04 and 61,654,465,452.60 is: 92,478,294,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,320,883,755.34 : 126,476,670,023.04 = 61,654,465,452.60 : x
  2. Step 2: Convert to fraction form
    84,320,883,755.34/126,476,670,023.04 = 61,654,465,452.60/x
  3. Step 3: Cross multiply
    84,320,883,755.34x = 126,476,670,023.04 × 61,654,465,452.60
  4. Step 4: Simplify right side
    84,320,883,755.34x = 7,797,851,482,495,408,668,672
  5. Step 5: Solve for x
    x = 7,797,851,482,495,408,668,672/84,320,883,755.34
  6. Step 6: Final answer
    x = 92,478,294,050.16

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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.