Home / 137,656,183.25-206,515,382.86-45,539,703.47

Finding the Fourth Proportional to 137,656,183.25, 206,515,382.86 and 45,539,703.47

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Solution

The fourth proportional to 137,656,183.25, 206,515,382.86 and 45,539,703.47 is: 68,319,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,656,183.25 : 206,515,382.86 = 45,539,703.47 : x
  2. Step 2: Convert to fraction form
    137,656,183.25/206,515,382.86 = 45,539,703.47/x
  3. Step 3: Cross multiply
    137,656,183.25x = 206,515,382.86 × 45,539,703.47
  4. Step 4: Simplify right side
    137,656,183.25x = 9,404,649,296,588,646
  5. Step 5: Solve for x
    x = 9,404,649,296,588,646/137,656,183.25
  6. Step 6: Final answer
    x = 68,319,846.40

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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.