Home / 4,477,259,318.10-6,715,888,977.15-2,146,996,821.30

Finding the Fourth Proportional to 4,477,259,318.10, 6,715,888,977.15 and 2,146,996,821.30

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Solution

The fourth proportional to 4,477,259,318.10, 6,715,888,977.15 and 2,146,996,821.30 is: 3,220,495,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,259,318.10 : 6,715,888,977.15 = 2,146,996,821.30 : x
  2. Step 2: Convert to fraction form
    4,477,259,318.10/6,715,888,977.15 = 2,146,996,821.30/x
  3. Step 3: Cross multiply
    4,477,259,318.10x = 6,715,888,977.15 × 2,146,996,821.30
  4. Step 4: Simplify right side
    4,477,259,318.10x = 14,418,992,286,144,757,760
  5. Step 5: Solve for x
    x = 14,418,992,286,144,757,760/4,477,259,318.10
  6. Step 6: Final answer
    x = 3,220,495,231.95

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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.