Home / 8,161,555,083.60-12,224,192,772.60-7,073,163,915.60

Finding the Fourth Proportional to 8,161,555,083.60, 12,224,192,772.60 and 7,073,163,915.60

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Solution

The fourth proportional to 8,161,555,083.60, 12,224,192,772.60 and 7,073,163,915.60 is: 10,594,025,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,555,083.60 : 12,224,192,772.60 = 7,073,163,915.60 : x
  2. Step 2: Convert to fraction form
    8,161,555,083.60/12,224,192,772.60 = 7,073,163,915.60/x
  3. Step 3: Cross multiply
    8,161,555,083.60x = 12,224,192,772.60 × 7,073,163,915.60
  4. Step 4: Simplify right side
    8,161,555,083.60x = 86,463,719,216,492,642,304
  5. Step 5: Solve for x
    x = 86,463,719,216,492,642,304/8,161,555,083.60
  6. Step 6: Final answer
    x = 10,594,025,076.21

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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.