Home / 439,339,056.91-658,987,287.63-163,044,134.89

Finding the Fourth Proportional to 439,339,056.91, 658,987,287.63 and 163,044,134.89

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Solution

The fourth proportional to 439,339,056.91, 658,987,287.63 and 163,044,134.89 is: 244,558,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,339,056.91 : 658,987,287.63 = 163,044,134.89 : x
  2. Step 2: Convert to fraction form
    439,339,056.91/658,987,287.63 = 163,044,134.89/x
  3. Step 3: Cross multiply
    439,339,056.91x = 658,987,287.63 × 163,044,134.89
  4. Step 4: Simplify right side
    439,339,056.91x = 107,444,012,215,140,944
  5. Step 5: Solve for x
    x = 107,444,012,215,140,944/439,339,056.91
  6. Step 6: Final answer
    x = 244,558,298.48

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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.