Home / 437,588,604.22-656,384,018.04-178,803,824.80

Finding the Fourth Proportional to 437,588,604.22, 656,384,018.04 and 178,803,824.80

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Solution

The fourth proportional to 437,588,604.22, 656,384,018.04 and 178,803,824.80 is: 268,206,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,588,604.22 : 656,384,018.04 = 178,803,824.80 : x
  2. Step 2: Convert to fraction form
    437,588,604.22/656,384,018.04 = 178,803,824.80/x
  3. Step 3: Cross multiply
    437,588,604.22x = 656,384,018.04 × 178,803,824.80
  4. Step 4: Simplify right side
    437,588,604.22x = 117,363,972,963,144,208
  5. Step 5: Solve for x
    x = 117,363,972,963,144,208/437,588,604.22
  6. Step 6: Final answer
    x = 268,206,191.46

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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.