Home / 588,141,803.20-882,401,661.60-394,272,126.40

Finding the Fourth Proportional to 588,141,803.20, 882,401,661.60 and 394,272,126.40

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Solution

The fourth proportional to 588,141,803.20, 882,401,661.60 and 394,272,126.40 is: 591,534,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,141,803.20 : 882,401,661.60 = 394,272,126.40 : x
  2. Step 2: Convert to fraction form
    588,141,803.20/882,401,661.60 = 394,272,126.40/x
  3. Step 3: Cross multiply
    588,141,803.20x = 882,401,661.60 × 394,272,126.40
  4. Step 4: Simplify right side
    588,141,803.20x = 347,906,379,457,925,184
  5. Step 5: Solve for x
    x = 347,906,379,457,925,184/588,141,803.20
  6. Step 6: Final answer
    x = 591,534,860.41

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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.