Home / 149,568,679.78-224,382,106.74-57,445,678.78

Finding the Fourth Proportional to 149,568,679.78, 224,382,106.74 and 57,445,678.78

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Solution

The fourth proportional to 149,568,679.78, 224,382,106.74 and 57,445,678.78 is: 86,179,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,568,679.78 : 224,382,106.74 = 57,445,678.78 : x
  2. Step 2: Convert to fraction form
    149,568,679.78/224,382,106.74 = 57,445,678.78/x
  3. Step 3: Cross multiply
    149,568,679.78x = 224,382,106.74 × 57,445,678.78
  4. Step 4: Simplify right side
    149,568,679.78x = 12,889,782,427,765,714
  5. Step 5: Solve for x
    x = 12,889,782,427,765,714/149,568,679.78
  6. Step 6: Final answer
    x = 86,179,689.80

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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.