Home / 90,760,128.96-136,140,115.68-33,256,900.56

Finding the Fourth Proportional to 90,760,128.96, 136,140,115.68 and 33,256,900.56

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Solution

The fourth proportional to 90,760,128.96, 136,140,115.68 and 33,256,900.56 is: 49,885,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,760,128.96 : 136,140,115.68 = 33,256,900.56 : x
  2. Step 2: Convert to fraction form
    90,760,128.96/136,140,115.68 = 33,256,900.56/x
  3. Step 3: Cross multiply
    90,760,128.96x = 136,140,115.68 × 33,256,900.56
  4. Step 4: Simplify right side
    90,760,128.96x = 4,527,598,289,396,657
  5. Step 5: Solve for x
    x = 4,527,598,289,396,657/90,760,128.96
  6. Step 6: Final answer
    x = 49,885,322.35

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1.5x scale

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.