Home / 330,079,115.10-495,118,672.65-317,324,531.10

Finding the Fourth Proportional to 330,079,115.10, 495,118,672.65 and 317,324,531.10

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Solution

The fourth proportional to 330,079,115.10, 495,118,672.65 and 317,324,531.10 is: 475,986,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,079,115.10 : 495,118,672.65 = 317,324,531.10 : x
  2. Step 2: Convert to fraction form
    330,079,115.10/495,118,672.65 = 317,324,531.10/x
  3. Step 3: Cross multiply
    330,079,115.10x = 495,118,672.65 × 317,324,531.10
  4. Step 4: Simplify right side
    330,079,115.10x = 157,113,300,637,515,648
  5. Step 5: Solve for x
    x = 157,113,300,637,515,648/330,079,115.10
  6. Step 6: Final answer
    x = 475,986,796.65

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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.