Home / 344,991,255.60-517,486,883.40-215,851,092.60

Finding the Fourth Proportional to 344,991,255.60, 517,486,883.40 and 215,851,092.60

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Solution

The fourth proportional to 344,991,255.60, 517,486,883.40 and 215,851,092.60 is: 323,776,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,991,255.60 : 517,486,883.40 = 215,851,092.60 : x
  2. Step 2: Convert to fraction form
    344,991,255.60/517,486,883.40 = 215,851,092.60/x
  3. Step 3: Cross multiply
    344,991,255.60x = 517,486,883.40 × 215,851,092.60
  4. Step 4: Simplify right side
    344,991,255.60x = 111,700,109,188,058,800
  5. Step 5: Solve for x
    x = 111,700,109,188,058,800/344,991,255.60
  6. Step 6: Final answer
    x = 323,776,638.90

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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.