Home / 6,218,339,855.40-9,327,509,783.10-2,021,284,557.90

Finding the Fourth Proportional to 6,218,339,855.40, 9,327,509,783.10 and 2,021,284,557.90

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Solution

The fourth proportional to 6,218,339,855.40, 9,327,509,783.10 and 2,021,284,557.90 is: 3,031,926,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218,339,855.40 : 9,327,509,783.10 = 2,021,284,557.90 : x
  2. Step 2: Convert to fraction form
    6,218,339,855.40/9,327,509,783.10 = 2,021,284,557.90/x
  3. Step 3: Cross multiply
    6,218,339,855.40x = 9,327,509,783.10 × 2,021,284,557.90
  4. Step 4: Simplify right side
    6,218,339,855.40x = 18,853,551,488,241,209,344
  5. Step 5: Solve for x
    x = 18,853,551,488,241,209,344/6,218,339,855.40
  6. Step 6: Final answer
    x = 3,031,926,836.85

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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.