Home / 336,025,128.80-504,037,693.20-315,617,794.40

Finding the Fourth Proportional to 336,025,128.80, 504,037,693.20 and 315,617,794.40

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Solution

The fourth proportional to 336,025,128.80, 504,037,693.20 and 315,617,794.40 is: 473,426,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,025,128.80 : 504,037,693.20 = 315,617,794.40 : x
  2. Step 2: Convert to fraction form
    336,025,128.80/504,037,693.20 = 315,617,794.40/x
  3. Step 3: Cross multiply
    336,025,128.80x = 504,037,693.20 × 315,617,794.40
  4. Step 4: Simplify right side
    336,025,128.80x = 159,083,265,022,247,872
  5. Step 5: Solve for x
    x = 159,083,265,022,247,872/336,025,128.80
  6. Step 6: Final answer
    x = 473,426,691.60

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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.