Home / 307,613,689.45-461,441,106.10-108,169,145.96

Finding the Fourth Proportional to 307,613,689.45, 461,441,106.10 and 108,169,145.96

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Solution

The fourth proportional to 307,613,689.45, 461,441,106.10 and 108,169,145.96 is: 162,260,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,613,689.45 : 461,441,106.10 = 108,169,145.96 : x
  2. Step 2: Convert to fraction form
    307,613,689.45/461,441,106.10 = 108,169,145.96/x
  3. Step 3: Cross multiply
    307,613,689.45x = 461,441,106.10 × 108,169,145.96
  4. Step 4: Simplify right side
    307,613,689.45x = 49,913,690,357,674,744
  5. Step 5: Solve for x
    x = 49,913,690,357,674,744/307,613,689.45
  6. Step 6: Final answer
    x = 162,260,952.84

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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.