Home / 400,231,621.58-600,450,938.53-234,375,195.58

Finding the Fourth Proportional to 400,231,621.58, 600,450,938.53 and 234,375,195.58

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Solution

The fourth proportional to 400,231,621.58, 600,450,938.53 and 234,375,195.58 is: 351,623,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,231,621.58 : 600,450,938.53 = 234,375,195.58 : x
  2. Step 2: Convert to fraction form
    400,231,621.58/600,450,938.53 = 234,375,195.58/x
  3. Step 3: Cross multiply
    400,231,621.58x = 600,450,938.53 × 234,375,195.58
  4. Step 4: Simplify right side
    400,231,621.58x = 140,730,806,152,076,240
  5. Step 5: Solve for x
    x = 140,730,806,152,076,240/400,231,621.58
  6. Step 6: Final answer
    x = 351,623,406.46

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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.