Home / 314,940,217.80-472,410,326.70-300,591,310.80

Finding the Fourth Proportional to 314,940,217.80, 472,410,326.70 and 300,591,310.80

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Solution

The fourth proportional to 314,940,217.80, 472,410,326.70 and 300,591,310.80 is: 450,886,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,940,217.80 : 472,410,326.70 = 300,591,310.80 : x
  2. Step 2: Convert to fraction form
    314,940,217.80/472,410,326.70 = 300,591,310.80/x
  3. Step 3: Cross multiply
    314,940,217.80x = 472,410,326.70 × 300,591,310.80
  4. Step 4: Simplify right side
    314,940,217.80x = 142,002,439,338,209,248
  5. Step 5: Solve for x
    x = 142,002,439,338,209,248/314,940,217.80
  6. Step 6: Final answer
    x = 450,886,966.20

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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.