Home / 2,017,218,167.70-3,025,827,251.55-789,978,743.70

Finding the Fourth Proportional to 2,017,218,167.70, 3,025,827,251.55 and 789,978,743.70

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Solution

The fourth proportional to 2,017,218,167.70, 3,025,827,251.55 and 789,978,743.70 is: 1,184,968,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,218,167.70 : 3,025,827,251.55 = 789,978,743.70 : x
  2. Step 2: Convert to fraction form
    2,017,218,167.70/3,025,827,251.55 = 789,978,743.70/x
  3. Step 3: Cross multiply
    2,017,218,167.70x = 3,025,827,251.55 × 789,978,743.70
  4. Step 4: Simplify right side
    2,017,218,167.70x = 2,390,339,210,832,693,248
  5. Step 5: Solve for x
    x = 2,390,339,210,832,693,248/2,017,218,167.70
  6. Step 6: Final answer
    x = 1,184,968,115.55

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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.