Home / 20,452,455,392.55-30,651,561,883.11-10,503,497,235.03

Finding the Fourth Proportional to 20,452,455,392.55, 30,651,561,883.11 and 10,503,497,235.03

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Solution

The fourth proportional to 20,452,455,392.55, 30,651,561,883.11 and 10,503,497,235.03 is: 15,741,317,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,452,455,392.55 : 30,651,561,883.11 = 10,503,497,235.03 : x
  2. Step 2: Convert to fraction form
    20,452,455,392.55/30,651,561,883.11 = 10,503,497,235.03/x
  3. Step 3: Cross multiply
    20,452,455,392.55x = 30,651,561,883.11 × 10,503,497,235.03
  4. Step 4: Simplify right side
    20,452,455,392.55x = 321,948,595,488,596,819,968
  5. Step 5: Solve for x
    x = 321,948,595,488,596,819,968/20,452,455,392.55
  6. Step 6: Final answer
    x = 15,741,317,573.34

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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.