Home / 106,585,802.85-159,878,704.28-105,150,912.15

Finding the Fourth Proportional to 106,585,802.85, 159,878,704.28 and 105,150,912.15

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Solution

The fourth proportional to 106,585,802.85, 159,878,704.28 and 105,150,912.15 is: 157,726,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585,802.85 : 159,878,704.28 = 105,150,912.15 : x
  2. Step 2: Convert to fraction form
    106,585,802.85/159,878,704.28 = 105,150,912.15/x
  3. Step 3: Cross multiply
    106,585,802.85x = 159,878,704.28 × 105,150,912.15
  4. Step 4: Simplify right side
    106,585,802.85x = 16,811,391,587,876,356
  5. Step 5: Solve for x
    x = 16,811,391,587,876,356/106,585,802.85
  6. Step 6: Final answer
    x = 157,726,368.23

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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.