Home / 986,314,373.88-1,479,286,595.28-494,895,697.44

Finding the Fourth Proportional to 986,314,373.88, 1,479,286,595.28 and 494,895,697.44

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Solution

The fourth proportional to 986,314,373.88, 1,479,286,595.28 and 494,895,697.44 is: 742,250,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,314,373.88 : 1,479,286,595.28 = 494,895,697.44 : x
  2. Step 2: Convert to fraction form
    986,314,373.88/1,479,286,595.28 = 494,895,697.44/x
  3. Step 3: Cross multiply
    986,314,373.88x = 1,479,286,595.28 × 494,895,697.44
  4. Step 4: Simplify right side
    986,314,373.88x = 732,092,571,284,738,560
  5. Step 5: Solve for x
    x = 732,092,571,284,738,560/986,314,373.88
  6. Step 6: Final answer
    x = 742,250,737.36

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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.