Home / 248,693,644.04-343,191,168.12-137,182,043.31

Finding the Fourth Proportional to 248,693,644.04, 343,191,168.12 and 137,182,043.31

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Solution

The fourth proportional to 248,693,644.04, 343,191,168.12 and 137,182,043.31 is: 189,307,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,693,644.04 : 343,191,168.12 = 137,182,043.31 : x
  2. Step 2: Convert to fraction form
    248,693,644.04/343,191,168.12 = 137,182,043.31/x
  3. Step 3: Cross multiply
    248,693,644.04x = 343,191,168.12 × 137,182,043.31
  4. Step 4: Simplify right side
    248,693,644.04x = 47,079,665,687,103,840
  5. Step 5: Solve for x
    x = 47,079,665,687,103,840/248,693,644.04
  6. Step 6: Final answer
    x = 189,307,876.64

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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.