Home / 559,656,277.20-839,592,016.20-214,582,993.20

Finding the Fourth Proportional to 559,656,277.20, 839,592,016.20 and 214,582,993.20

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Solution

The fourth proportional to 559,656,277.20, 839,592,016.20 and 214,582,993.20 is: 321,915,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,656,277.20 : 839,592,016.20 = 214,582,993.20 : x
  2. Step 2: Convert to fraction form
    559,656,277.20/839,592,016.20 = 214,582,993.20/x
  3. Step 3: Cross multiply
    559,656,277.20x = 839,592,016.20 × 214,582,993.20
  4. Step 4: Simplify right side
    559,656,277.20x = 180,162,167,903,018,880
  5. Step 5: Solve for x
    x = 180,162,167,903,018,880/559,656,277.20
  6. Step 6: Final answer
    x = 321,915,745.87

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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.