Home / 317,049,723.40-475,574,585.10-135,651,195.40

Finding the Fourth Proportional to 317,049,723.40, 475,574,585.10 and 135,651,195.40

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Solution

The fourth proportional to 317,049,723.40, 475,574,585.10 and 135,651,195.40 is: 203,476,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,049,723.40 : 475,574,585.10 = 135,651,195.40 : x
  2. Step 2: Convert to fraction form
    317,049,723.40/475,574,585.10 = 135,651,195.40/x
  3. Step 3: Cross multiply
    317,049,723.40x = 475,574,585.10 × 135,651,195.40
  4. Step 4: Simplify right side
    317,049,723.40x = 64,512,260,970,674,032
  5. Step 5: Solve for x
    x = 64,512,260,970,674,032/317,049,723.40
  6. Step 6: Final answer
    x = 203,476,793.10

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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.