Home / 28,539,729,781.12-42,744,383,871.60-13,627,340,096.08

Finding the Fourth Proportional to 28,539,729,781.12, 42,744,383,871.60 and 13,627,340,096.08

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Solution

The fourth proportional to 28,539,729,781.12, 42,744,383,871.60 and 13,627,340,096.08 is: 20,409,872,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,539,729,781.12 : 42,744,383,871.60 = 13,627,340,096.08 : x
  2. Step 2: Convert to fraction form
    28,539,729,781.12/42,744,383,871.60 = 13,627,340,096.08/x
  3. Step 3: Cross multiply
    28,539,729,781.12x = 42,744,383,871.60 × 13,627,340,096.08
  4. Step 4: Simplify right side
    28,539,729,781.12x = 582,492,256,215,689,920,512
  5. Step 5: Solve for x
    x = 582,492,256,215,689,920,512/28,539,729,781.12
  6. Step 6: Final answer
    x = 20,409,872,857.35

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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.