Home / 318,260,496,671.46-439,197,251,144.67-173,744,626,351.50

Finding the Fourth Proportional to 318,260,496,671.46, 439,197,251,144.67 and 173,744,626,351.50

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Solution

The fourth proportional to 318,260,496,671.46, 439,197,251,144.67 and 173,744,626,351.50 is: 239,766,364,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,260,496,671.46 : 439,197,251,144.67 = 173,744,626,351.50 : x
  2. Step 2: Convert to fraction form
    318,260,496,671.46/439,197,251,144.67 = 173,744,626,351.50/x
  3. Step 3: Cross multiply
    318,260,496,671.46x = 439,197,251,144.67 × 173,744,626,351.50
  4. Step 4: Simplify right side
    318,260,496,671.46x = 76,308,162,294,736,587,063,296
  5. Step 5: Solve for x
    x = 76,308,162,294,736,587,063,296/318,260,496,671.46
  6. Step 6: Final answer
    x = 239,766,364,637.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.