Home / 144,080,692,881.88-198,831,375,023.88-79,855,563,589.80

Finding the Fourth Proportional to 144,080,692,881.88, 198,831,375,023.88 and 79,855,563,589.80

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Solution

The fourth proportional to 144,080,692,881.88, 198,831,375,023.88 and 79,855,563,589.80 is: 110,200,688,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,080,692,881.88 : 198,831,375,023.88 = 79,855,563,589.80 : x
  2. Step 2: Convert to fraction form
    144,080,692,881.88/198,831,375,023.88 = 79,855,563,589.80/x
  3. Step 3: Cross multiply
    144,080,692,881.88x = 198,831,375,023.88 × 79,855,563,589.80
  4. Step 4: Simplify right side
    144,080,692,881.88x = 15,877,791,511,866,821,836,800
  5. Step 5: Solve for x
    x = 15,877,791,511,866,821,836,800/144,080,692,881.88
  6. Step 6: Final answer
    x = 110,200,688,199.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.