Home / 858,063,746.43-1,287,107,577.09-244,647,972.18

Finding the Fourth Proportional to 858,063,746.43, 1,287,107,577.09 and 244,647,972.18

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Solution

The fourth proportional to 858,063,746.43, 1,287,107,577.09 and 244,647,972.18 is: 366,975,367.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,063,746.43 : 1,287,107,577.09 = 244,647,972.18 : x
  2. Step 2: Convert to fraction form
    858,063,746.43/1,287,107,577.09 = 244,647,972.18/x
  3. Step 3: Cross multiply
    858,063,746.43x = 1,287,107,577.09 × 244,647,972.18
  4. Step 4: Simplify right side
    858,063,746.43x = 314,888,258,712,581,504
  5. Step 5: Solve for x
    x = 314,888,258,712,581,504/858,063,746.43
  6. Step 6: Final answer
    x = 366,975,367.53

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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.