Home / 199,982,894.31-299,944,032.27-54,427,798.22

Finding the Fourth Proportional to 199,982,894.31, 299,944,032.27 and 54,427,798.22

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Solution

The fourth proportional to 199,982,894.31, 299,944,032.27 and 54,427,798.22 is: 81,633,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,982,894.31 : 299,944,032.27 = 54,427,798.22 : x
  2. Step 2: Convert to fraction form
    199,982,894.31/299,944,032.27 = 54,427,798.22/x
  3. Step 3: Cross multiply
    199,982,894.31x = 299,944,032.27 × 54,427,798.22
  4. Step 4: Simplify right side
    199,982,894.31x = 16,325,293,264,185,008
  5. Step 5: Solve for x
    x = 16,325,293,264,185,008/199,982,894.31
  6. Step 6: Final answer
    x = 81,633,448.30

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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.