Home / 231,718,531.20-347,624,452.80-67,955,971.20

Finding the Fourth Proportional to 231,718,531.20, 347,624,452.80 and 67,955,971.20

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Solution

The fourth proportional to 231,718,531.20, 347,624,452.80 and 67,955,971.20 is: 101,947,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,718,531.20 : 347,624,452.80 = 67,955,971.20 : x
  2. Step 2: Convert to fraction form
    231,718,531.20/347,624,452.80 = 67,955,971.20/x
  3. Step 3: Cross multiply
    231,718,531.20x = 347,624,452.80 × 67,955,971.20
  4. Step 4: Simplify right side
    231,718,531.20x = 23,623,157,302,892,560
  5. Step 5: Solve for x
    x = 23,623,157,302,892,560/231,718,531.20
  6. Step 6: Final answer
    x = 101,947,639.58

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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.