Home / 276,147,459.90-414,175,984.56-112,378,601.34

Finding the Fourth Proportional to 276,147,459.90, 414,175,984.56 and 112,378,601.34

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Solution

The fourth proportional to 276,147,459.90, 414,175,984.56 and 112,378,601.34 is: 168,549,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,147,459.90 : 414,175,984.56 = 112,378,601.34 : x
  2. Step 2: Convert to fraction form
    276,147,459.90/414,175,984.56 = 112,378,601.34/x
  3. Step 3: Cross multiply
    276,147,459.90x = 414,175,984.56 × 112,378,601.34
  4. Step 4: Simplify right side
    276,147,459.90x = 46,544,517,853,470,240
  5. Step 5: Solve for x
    x = 46,544,517,853,470,240/276,147,459.90
  6. Step 6: Final answer
    x = 168,549,505.65

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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.