Home / 165,061,814.24-227,787,670.86-90,729,256.34

Finding the Fourth Proportional to 165,061,814.24, 227,787,670.86 and 90,729,256.34

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Solution

The fourth proportional to 165,061,814.24, 227,787,670.86 and 90,729,256.34 is: 125,207,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,061,814.24 : 227,787,670.86 = 90,729,256.34 : x
  2. Step 2: Convert to fraction form
    165,061,814.24/227,787,670.86 = 90,729,256.34/x
  3. Step 3: Cross multiply
    165,061,814.24x = 227,787,670.86 × 90,729,256.34
  4. Step 4: Simplify right side
    165,061,814.24x = 20,667,005,980,548,492
  5. Step 5: Solve for x
    x = 20,667,005,980,548,492/165,061,814.24
  6. Step 6: Final answer
    x = 125,207,674.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.