Home / 137,771,734.21-206,657,601.27-56,992,702.21

Finding the Fourth Proportional to 137,771,734.21, 206,657,601.27 and 56,992,702.21

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Solution

The fourth proportional to 137,771,734.21, 206,657,601.27 and 56,992,702.21 is: 85,489,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,771,734.21 : 206,657,601.27 = 56,992,702.21 : x
  2. Step 2: Convert to fraction form
    137,771,734.21/206,657,601.27 = 56,992,702.21/x
  3. Step 3: Cross multiply
    137,771,734.21x = 206,657,601.27 × 56,992,702.21
  4. Step 4: Simplify right side
    137,771,734.21x = 11,777,975,128,614,028
  5. Step 5: Solve for x
    x = 11,777,975,128,614,028/137,771,734.21
  6. Step 6: Final answer
    x = 85,489,053.30

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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.