Home / 263,203,064.72-363,231,582-145,728,397.52

Finding the Fourth Proportional to 263,203,064.72, 363,231,582 and 145,728,397.52

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Solution

The fourth proportional to 263,203,064.72, 363,231,582 and 145,728,397.52 is: 201,111,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,203,064.72 : 363,231,582 = 145,728,397.52 : x
  2. Step 2: Convert to fraction form
    263,203,064.72/363,231,582 = 145,728,397.52/x
  3. Step 3: Cross multiply
    263,203,064.72x = 363,231,582 × 145,728,397.52
  4. Step 4: Simplify right side
    263,203,064.72x = 52,933,156,373,514,480
  5. Step 5: Solve for x
    x = 52,933,156,373,514,480/263,203,064.72
  6. Step 6: Final answer
    x = 201,111,474.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.