Home / 472,185,115.80-708,277,673.70-333,635,458.20

Finding the Fourth Proportional to 472,185,115.80, 708,277,673.70 and 333,635,458.20

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Solution

The fourth proportional to 472,185,115.80, 708,277,673.70 and 333,635,458.20 is: 500,453,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,185,115.80 : 708,277,673.70 = 333,635,458.20 : x
  2. Step 2: Convert to fraction form
    472,185,115.80/708,277,673.70 = 333,635,458.20/x
  3. Step 3: Cross multiply
    472,185,115.80x = 708,277,673.70 × 333,635,458.20
  4. Step 4: Simplify right side
    472,185,115.80x = 236,306,546,197,729,600
  5. Step 5: Solve for x
    x = 236,306,546,197,729,600/472,185,115.80
  6. Step 6: Final answer
    x = 500,453,187.30

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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.