Home / 216,554,492.20-324,831,738.30-107,396,510.80

Finding the Fourth Proportional to 216,554,492.20, 324,831,738.30 and 107,396,510.80

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Solution

The fourth proportional to 216,554,492.20, 324,831,738.30 and 107,396,510.80 is: 161,094,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,554,492.20 : 324,831,738.30 = 107,396,510.80 : x
  2. Step 2: Convert to fraction form
    216,554,492.20/324,831,738.30 = 107,396,510.80/x
  3. Step 3: Cross multiply
    216,554,492.20x = 324,831,738.30 × 107,396,510.80
  4. Step 4: Simplify right side
    216,554,492.20x = 34,885,795,290,518,724
  5. Step 5: Solve for x
    x = 34,885,795,290,518,724/216,554,492.20
  6. Step 6: Final answer
    x = 161,094,766.20

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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.