Home / 170,522,963.62-255,674,466.32-66,902,641.18

Finding the Fourth Proportional to 170,522,963.62, 255,674,466.32 and 66,902,641.18

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Solution

The fourth proportional to 170,522,963.62, 255,674,466.32 and 66,902,641.18 is: 100,310,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,522,963.62 : 255,674,466.32 = 66,902,641.18 : x
  2. Step 2: Convert to fraction form
    170,522,963.62/255,674,466.32 = 66,902,641.18/x
  3. Step 3: Cross multiply
    170,522,963.62x = 255,674,466.32 × 66,902,641.18
  4. Step 4: Simplify right side
    170,522,963.62x = 17,105,297,079,094,954
  5. Step 5: Solve for x
    x = 17,105,297,079,094,954/170,522,963.62
  6. Step 6: Final answer
    x = 100,310,812.78

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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.