Home / 145,532,061,010.20-218,298,091,515.30-70,963,661,112.60

Finding the Fourth Proportional to 145,532,061,010.20, 218,298,091,515.30 and 70,963,661,112.60

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Solution

The fourth proportional to 145,532,061,010.20, 218,298,091,515.30 and 70,963,661,112.60 is: 106,445,491,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,532,061,010.20 : 218,298,091,515.30 = 70,963,661,112.60 : x
  2. Step 2: Convert to fraction form
    145,532,061,010.20/218,298,091,515.30 = 70,963,661,112.60/x
  3. Step 3: Cross multiply
    145,532,061,010.20x = 218,298,091,515.30 × 70,963,661,112.60
  4. Step 4: Simplify right side
    145,532,061,010.20x = 15,491,231,787,819,091,361,792
  5. Step 5: Solve for x
    x = 15,491,231,787,819,091,361,792/145,532,061,010.20
  6. Step 6: Final answer
    x = 106,445,491,668.90

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1.5x scale

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.