Home / 251,066,015.40-376,598,469.18-66,833,532.84

Finding the Fourth Proportional to 251,066,015.40, 376,598,469.18 and 66,833,532.84

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Solution

The fourth proportional to 251,066,015.40, 376,598,469.18 and 66,833,532.84 is: 100,250,151.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,066,015.40 : 376,598,469.18 = 66,833,532.84 : x
  2. Step 2: Convert to fraction form
    251,066,015.40/376,598,469.18 = 66,833,532.84/x
  3. Step 3: Cross multiply
    251,066,015.40x = 376,598,469.18 × 66,833,532.84
  4. Step 4: Simplify right side
    251,066,015.40x = 25,169,406,157,435,260
  5. Step 5: Solve for x
    x = 25,169,406,157,435,260/251,066,015.40
  6. Step 6: Final answer
    x = 100,250,151.81

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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.