Home / 21,801,659,766.66-32,708,303,201.43-7,827,402,728.43

Finding the Fourth Proportional to 21,801,659,766.66, 32,708,303,201.43 and 7,827,402,728.43

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Solution

The fourth proportional to 21,801,659,766.66, 32,708,303,201.43 and 7,827,402,728.43 is: 11,743,191,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,801,659,766.66 : 32,708,303,201.43 = 7,827,402,728.43 : x
  2. Step 2: Convert to fraction form
    21,801,659,766.66/32,708,303,201.43 = 7,827,402,728.43/x
  3. Step 3: Cross multiply
    21,801,659,766.66x = 32,708,303,201.43 × 7,827,402,728.43
  4. Step 4: Simplify right side
    21,801,659,766.66x = 256,021,061,721,188,892,672
  5. Step 5: Solve for x
    x = 256,021,061,721,188,892,672/21,801,659,766.66
  6. Step 6: Final answer
    x = 11,743,191,319.44

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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.