Home / 403,203,215.30-604,379,670.15-157,464,896.90

Finding the Fourth Proportional to 403,203,215.30, 604,379,670.15 and 157,464,896.90

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Solution

The fourth proportional to 403,203,215.30, 604,379,670.15 and 157,464,896.90 is: 236,031,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,203,215.30 : 604,379,670.15 = 157,464,896.90 : x
  2. Step 2: Convert to fraction form
    403,203,215.30/604,379,670.15 = 157,464,896.90/x
  3. Step 3: Cross multiply
    403,203,215.30x = 604,379,670.15 × 157,464,896.90
  4. Step 4: Simplify right side
    403,203,215.30x = 95,168,582,448,625,760
  5. Step 5: Solve for x
    x = 95,168,582,448,625,760/403,203,215.30
  6. Step 6: Final answer
    x = 236,031,308.38

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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.