Home / 2,140,208,062.25-3,209,541,872.96-740,812,109.81

Finding the Fourth Proportional to 2,140,208,062.25, 3,209,541,872.96 and 740,812,109.81

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Solution

The fourth proportional to 2,140,208,062.25, 3,209,541,872.96 and 740,812,109.81 is: 1,110,951,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,208,062.25 : 3,209,541,872.96 = 740,812,109.81 : x
  2. Step 2: Convert to fraction form
    2,140,208,062.25/3,209,541,872.96 = 740,812,109.81/x
  3. Step 3: Cross multiply
    2,140,208,062.25x = 3,209,541,872.96 × 740,812,109.81
  4. Step 4: Simplify right side
    2,140,208,062.25x = 2,377,667,486,411,284,480
  5. Step 5: Solve for x
    x = 2,377,667,486,411,284,480/2,140,208,062.25
  6. Step 6: Final answer
    x = 1,110,951,560.44

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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.