Home / 157,443,629.70-236,165,444.55-100,189,719.30

Finding the Fourth Proportional to 157,443,629.70, 236,165,444.55 and 100,189,719.30

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Solution

The fourth proportional to 157,443,629.70, 236,165,444.55 and 100,189,719.30 is: 150,284,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,443,629.70 : 236,165,444.55 = 100,189,719.30 : x
  2. Step 2: Convert to fraction form
    157,443,629.70/236,165,444.55 = 100,189,719.30/x
  3. Step 3: Cross multiply
    157,443,629.70x = 236,165,444.55 × 100,189,719.30
  4. Step 4: Simplify right side
    157,443,629.70x = 23,661,349,597,824,216
  5. Step 5: Solve for x
    x = 23,661,349,597,824,216/157,443,629.70
  6. Step 6: Final answer
    x = 150,284,578.95

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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.