Home / 385,223,372.82-531,601,550.46-234,461,532.78

Finding the Fourth Proportional to 385,223,372.82, 531,601,550.46 and 234,461,532.78

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Solution

The fourth proportional to 385,223,372.82, 531,601,550.46 and 234,461,532.78 is: 323,552,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,223,372.82 : 531,601,550.46 = 234,461,532.78 : x
  2. Step 2: Convert to fraction form
    385,223,372.82/531,601,550.46 = 234,461,532.78/x
  3. Step 3: Cross multiply
    385,223,372.82x = 531,601,550.46 × 234,461,532.78
  4. Step 4: Simplify right side
    385,223,372.82x = 124,640,114,349,076,112
  5. Step 5: Solve for x
    x = 124,640,114,349,076,112/385,223,372.82
  6. Step 6: Final answer
    x = 323,552,834.91

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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.