Home / 309,427,225.11-464,090,361.39-91,026,507.96

Finding the Fourth Proportional to 309,427,225.11, 464,090,361.39 and 91,026,507.96

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Solution

The fourth proportional to 309,427,225.11, 464,090,361.39 and 91,026,507.96 is: 136,524,912.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,427,225.11 : 464,090,361.39 = 91,026,507.96 : x
  2. Step 2: Convert to fraction form
    309,427,225.11/464,090,361.39 = 91,026,507.96/x
  3. Step 3: Cross multiply
    309,427,225.11x = 464,090,361.39 × 91,026,507.96
  4. Step 4: Simplify right side
    309,427,225.11x = 42,244,524,975,226,104
  5. Step 5: Solve for x
    x = 42,244,524,975,226,104/309,427,225.11
  6. Step 6: Final answer
    x = 136,524,912.96

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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.