Home / 143,010,634.62-214,517,944.84-40,774,672.25

Finding the Fourth Proportional to 143,010,634.62, 214,517,944.84 and 40,774,672.25

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Solution

The fourth proportional to 143,010,634.62, 214,517,944.84 and 40,774,672.25 is: 61,162,576.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010,634.62 : 214,517,944.84 = 40,774,672.25 : x
  2. Step 2: Convert to fraction form
    143,010,634.62/214,517,944.84 = 40,774,672.25/x
  3. Step 3: Cross multiply
    143,010,634.62x = 214,517,944.84 × 40,774,672.25
  4. Step 4: Simplify right side
    143,010,634.62x = 8,746,898,892,301,151
  5. Step 5: Solve for x
    x = 8,746,898,892,301,151/143,010,634.62
  6. Step 6: Final answer
    x = 61,162,576.58

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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.