Home / 671,918,744.40-1,007,878,116.60-187,244,552.40

Finding the Fourth Proportional to 671,918,744.40, 1,007,878,116.60 and 187,244,552.40

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Solution

The fourth proportional to 671,918,744.40, 1,007,878,116.60 and 187,244,552.40 is: 280,866,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,918,744.40 : 1,007,878,116.60 = 187,244,552.40 : x
  2. Step 2: Convert to fraction form
    671,918,744.40/1,007,878,116.60 = 187,244,552.40/x
  3. Step 3: Cross multiply
    671,918,744.40x = 1,007,878,116.60 × 187,244,552.40
  4. Step 4: Simplify right side
    671,918,744.40x = 188,719,686,816,522,016
  5. Step 5: Solve for x
    x = 188,719,686,816,522,016/671,918,744.40
  6. Step 6: Final answer
    x = 280,866,828.60

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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.