Home / 3,633,342,777.10-5,014,015,047.03-1,962,591,925.78

Finding the Fourth Proportional to 3,633,342,777.10, 5,014,015,047.03 and 1,962,591,925.78

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Solution

The fourth proportional to 3,633,342,777.10, 5,014,015,047.03 and 1,962,591,925.78 is: 2,708,377,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633,342,777.10 : 5,014,015,047.03 = 1,962,591,925.78 : x
  2. Step 2: Convert to fraction form
    3,633,342,777.10/5,014,015,047.03 = 1,962,591,925.78/x
  3. Step 3: Cross multiply
    3,633,342,777.10x = 5,014,015,047.03 × 1,962,591,925.78
  4. Step 4: Simplify right side
    3,633,342,777.10x = 9,840,465,447,040,503,808
  5. Step 5: Solve for x
    x = 9,840,465,447,040,503,808/3,633,342,777.10
  6. Step 6: Final answer
    x = 2,708,377,945.80

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Double scale
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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.