Home / 472,393,027.10-708,589,540.65-265,768,766.30

Finding the Fourth Proportional to 472,393,027.10, 708,589,540.65 and 265,768,766.30

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Solution

The fourth proportional to 472,393,027.10, 708,589,540.65 and 265,768,766.30 is: 398,653,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,027.10 : 708,589,540.65 = 265,768,766.30 : x
  2. Step 2: Convert to fraction form
    472,393,027.10/708,589,540.65 = 265,768,766.30/x
  3. Step 3: Cross multiply
    472,393,027.10x = 708,589,540.65 × 265,768,766.30
  4. Step 4: Simplify right side
    472,393,027.10x = 188,320,968,031,634,208
  5. Step 5: Solve for x
    x = 188,320,968,031,634,208/472,393,027.10
  6. Step 6: Final answer
    x = 398,653,149.45

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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.