Home / 98,764,071.93-148,238,028.32-50,278,223.61

Finding the Fourth Proportional to 98,764,071.93, 148,238,028.32 and 50,278,223.61

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Solution

The fourth proportional to 98,764,071.93, 148,238,028.32 and 50,278,223.61 is: 75,464,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,764,071.93 : 148,238,028.32 = 50,278,223.61 : x
  2. Step 2: Convert to fraction form
    98,764,071.93/148,238,028.32 = 50,278,223.61/x
  3. Step 3: Cross multiply
    98,764,071.93x = 148,238,028.32 × 50,278,223.61
  4. Step 4: Simplify right side
    98,764,071.93x = 7,453,144,735,127,081
  5. Step 5: Solve for x
    x = 7,453,144,735,127,081/98,764,071.93
  6. Step 6: Final answer
    x = 75,464,129.71

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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.