Home / 227,631,812-314,131,915.92-124,615,364

Finding the Fourth Proportional to 227,631,812, 314,131,915.92 and 124,615,364

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Solution

The fourth proportional to 227,631,812, 314,131,915.92 and 124,615,364 is: 171,969,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,631,812 : 314,131,915.92 = 124,615,364 : x
  2. Step 2: Convert to fraction form
    227,631,812/314,131,915.92 = 124,615,364/x
  3. Step 3: Cross multiply
    227,631,812x = 314,131,915.92 × 124,615,364
  4. Step 4: Simplify right side
    227,631,812x = 39,145,663,046,388,200
  5. Step 5: Solve for x
    x = 39,145,663,046,388,200/227,631,812
  6. Step 6: Final answer
    x = 171,969,210.73

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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.