Home / 86,124,480.52-118,851,971.12-48,954,988.48

Finding the Fourth Proportional to 86,124,480.52, 118,851,971.12 and 48,954,988.48

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Solution

The fourth proportional to 86,124,480.52, 118,851,971.12 and 48,954,988.48 is: 67,557,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,124,480.52 : 118,851,971.12 = 48,954,988.48 : x
  2. Step 2: Convert to fraction form
    86,124,480.52/118,851,971.12 = 48,954,988.48/x
  3. Step 3: Cross multiply
    86,124,480.52x = 118,851,971.12 × 48,954,988.48
  4. Step 4: Simplify right side
    86,124,480.52x = 5,818,396,877,004,893
  5. Step 5: Solve for x
    x = 5,818,396,877,004,893/86,124,480.52
  6. Step 6: Final answer
    x = 67,557,990.97

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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.