Home / 439,339,060.42-658,987,292.88-163,044,138.40

Finding the Fourth Proportional to 439,339,060.42, 658,987,292.88 and 163,044,138.40

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Solution

The fourth proportional to 439,339,060.42, 658,987,292.88 and 163,044,138.40 is: 244,558,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,339,060.42 : 658,987,292.88 = 163,044,138.40 : x
  2. Step 2: Convert to fraction form
    439,339,060.42/658,987,292.88 = 163,044,138.40/x
  3. Step 3: Cross multiply
    439,339,060.42x = 658,987,292.88 × 163,044,138.40
  4. Step 4: Simplify right side
    439,339,060.42x = 107,444,015,384,168,064
  5. Step 5: Solve for x
    x = 107,444,015,384,168,064/439,339,060.42
  6. Step 6: Final answer
    x = 244,558,303.74

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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.