Home / 137,922,734.39-206,905,359.23-47,025,065.75

Finding the Fourth Proportional to 137,922,734.39, 206,905,359.23 and 47,025,065.75

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Solution

The fourth proportional to 137,922,734.39, 206,905,359.23 and 47,025,065.75 is: 70,544,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,922,734.39 : 206,905,359.23 = 47,025,065.75 : x
  2. Step 2: Convert to fraction form
    137,922,734.39/206,905,359.23 = 47,025,065.75/x
  3. Step 3: Cross multiply
    137,922,734.39x = 206,905,359.23 × 47,025,065.75
  4. Step 4: Simplify right side
    137,922,734.39x = 9,729,738,121,582,994
  5. Step 5: Solve for x
    x = 9,729,738,121,582,994/137,922,734.39
  6. Step 6: Final answer
    x = 70,544,846.47

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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.