Home / 858,063,836.43-1,287,107,712.14-244,648,062.18

Finding the Fourth Proportional to 858,063,836.43, 1,287,107,712.14 and 244,648,062.18

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Solution

The fourth proportional to 858,063,836.43, 1,287,107,712.14 and 244,648,062.18 is: 366,975,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,063,836.43 : 1,287,107,712.14 = 244,648,062.18 : x
  2. Step 2: Convert to fraction form
    858,063,836.43/1,287,107,712.14 = 244,648,062.18/x
  3. Step 3: Cross multiply
    858,063,836.43x = 1,287,107,712.14 × 244,648,062.18
  4. Step 4: Simplify right side
    858,063,836.43x = 314,888,407,590,761,024
  5. Step 5: Solve for x
    x = 314,888,407,590,761,024/858,063,836.43
  6. Step 6: Final answer
    x = 366,975,502.55

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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.