Home / 248,480,351.61-342,900,091.20-135,447,366.43

Finding the Fourth Proportional to 248,480,351.61, 342,900,091.20 and 135,447,366.43

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Solution

The fourth proportional to 248,480,351.61, 342,900,091.20 and 135,447,366.43 is: 186,915,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,480,351.61 : 342,900,091.20 = 135,447,366.43 : x
  2. Step 2: Convert to fraction form
    248,480,351.61/342,900,091.20 = 135,447,366.43/x
  3. Step 3: Cross multiply
    248,480,351.61x = 342,900,091.20 × 135,447,366.43
  4. Step 4: Simplify right side
    248,480,351.61x = 46,444,914,301,646,816
  5. Step 5: Solve for x
    x = 46,444,914,301,646,816/248,480,351.61
  6. Step 6: Final answer
    x = 186,915,842.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.