Home / 256,223,907.67-384,256,372.94-92,440,372.97

Finding the Fourth Proportional to 256,223,907.67, 384,256,372.94 and 92,440,372.97

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Solution

The fourth proportional to 256,223,907.67, 384,256,372.94 and 92,440,372.97 is: 138,631,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,223,907.67 : 384,256,372.94 = 92,440,372.97 : x
  2. Step 2: Convert to fraction form
    256,223,907.67/384,256,372.94 = 92,440,372.97/x
  3. Step 3: Cross multiply
    256,223,907.67x = 384,256,372.94 × 92,440,372.97
  4. Step 4: Simplify right side
    256,223,907.67x = 35,520,802,431,517,180
  5. Step 5: Solve for x
    x = 35,520,802,431,517,180/256,223,907.67
  6. Step 6: Final answer
    x = 138,631,881.60

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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.