Home / 137,979,342.54-206,969,013.93-56,079,032.46

Finding the Fourth Proportional to 137,979,342.54, 206,969,013.93 and 56,079,032.46

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Solution

The fourth proportional to 137,979,342.54, 206,969,013.93 and 56,079,032.46 is: 84,118,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,979,342.54 : 206,969,013.93 = 56,079,032.46 : x
  2. Step 2: Convert to fraction form
    137,979,342.54/206,969,013.93 = 56,079,032.46/x
  3. Step 3: Cross multiply
    137,979,342.54x = 206,969,013.93 × 56,079,032.46
  4. Step 4: Simplify right side
    137,979,342.54x = 11,606,622,050,394,662
  5. Step 5: Solve for x
    x = 11,606,622,050,394,662/137,979,342.54
  6. Step 6: Final answer
    x = 84,118,548.74

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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.