Home / 439,101,603.72-658,679,846.22-147,944,524.68

Finding the Fourth Proportional to 439,101,603.72, 658,679,846.22 and 147,944,524.68

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Solution

The fourth proportional to 439,101,603.72, 658,679,846.22 and 147,944,524.68 is: 221,926,032.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,101,603.72 : 658,679,846.22 = 147,944,524.68 : x
  2. Step 2: Convert to fraction form
    439,101,603.72/658,679,846.22 = 147,944,524.68/x
  3. Step 3: Cross multiply
    439,101,603.72x = 658,679,846.22 × 147,944,524.68
  4. Step 4: Simplify right side
    439,101,603.72x = 97,448,076,765,313,408
  5. Step 5: Solve for x
    x = 97,448,076,765,313,408/439,101,603.72
  6. Step 6: Final answer
    x = 221,926,032.47

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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.