Home / 194,039,884.80-291,201,544.80-136,644,256.80

Finding the Fourth Proportional to 194,039,884.80, 291,201,544.80 and 136,644,256.80

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Solution

The fourth proportional to 194,039,884.80, 291,201,544.80 and 136,644,256.80 is: 205,066,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,039,884.80 : 291,201,544.80 = 136,644,256.80 : x
  2. Step 2: Convert to fraction form
    194,039,884.80/291,201,544.80 = 136,644,256.80/x
  3. Step 3: Cross multiply
    194,039,884.80x = 291,201,544.80 × 136,644,256.80
  4. Step 4: Simplify right side
    194,039,884.80x = 39,791,018,668,207,912
  5. Step 5: Solve for x
    x = 39,791,018,668,207,912/194,039,884.80
  6. Step 6: Final answer
    x = 205,066,183.73

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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.