Home / 10,540,315,858.62-15,810,510,744.12-2,679,729,020.28

Finding the Fourth Proportional to 10,540,315,858.62, 15,810,510,744.12 and 2,679,729,020.28

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Solution

The fourth proportional to 10,540,315,858.62, 15,810,510,744.12 and 2,679,729,020.28 is: 4,019,602,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540,315,858.62 : 15,810,510,744.12 = 2,679,729,020.28 : x
  2. Step 2: Convert to fraction form
    10,540,315,858.62/15,810,510,744.12 = 2,679,729,020.28/x
  3. Step 3: Cross multiply
    10,540,315,858.62x = 15,810,510,744.12 × 2,679,729,020.28
  4. Step 4: Simplify right side
    10,540,315,858.62x = 42,367,884,466,467,110,912
  5. Step 5: Solve for x
    x = 42,367,884,466,467,110,912/10,540,315,858.62
  6. Step 6: Final answer
    x = 4,019,602,926.02

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Double scale
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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.