Home / 857,943,637.20-1,286,915,455.80-244,448,146.80

Finding the Fourth Proportional to 857,943,637.20, 1,286,915,455.80 and 244,448,146.80

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Solution

The fourth proportional to 857,943,637.20, 1,286,915,455.80 and 244,448,146.80 is: 366,672,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,943,637.20 : 1,286,915,455.80 = 244,448,146.80 : x
  2. Step 2: Convert to fraction form
    857,943,637.20/1,286,915,455.80 = 244,448,146.80/x
  3. Step 3: Cross multiply
    857,943,637.20x = 1,286,915,455.80 × 244,448,146.80
  4. Step 4: Simplify right side
    857,943,637.20x = 314,584,098,258,587,328
  5. Step 5: Solve for x
    x = 314,584,098,258,587,328/857,943,637.20
  6. Step 6: Final answer
    x = 366,672,220.20

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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.