Home / 866,142,494.89-1,298,694,902.33-275,677,685.01

Finding the Fourth Proportional to 866,142,494.89, 1,298,694,902.33 and 275,677,685.01

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Solution

The fourth proportional to 866,142,494.89, 1,298,694,902.33 and 275,677,685.01 is: 413,351,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,142,494.89 : 1,298,694,902.33 = 275,677,685.01 : x
  2. Step 2: Convert to fraction form
    866,142,494.89/1,298,694,902.33 = 275,677,685.01/x
  3. Step 3: Cross multiply
    866,142,494.89x = 1,298,694,902.33 × 275,677,685.01
  4. Step 4: Simplify right side
    866,142,494.89x = 358,021,204,209,311,616
  5. Step 5: Solve for x
    x = 358,021,204,209,311,616/866,142,494.89
  6. Step 6: Final answer
    x = 413,351,390.01

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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.