Home / 399,961,651.66-599,397,749.21-225,168,058.06

Finding the Fourth Proportional to 399,961,651.66, 599,397,749.21 and 225,168,058.06

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Solution

The fourth proportional to 399,961,651.66, 599,397,749.21 and 225,168,058.06 is: 337,445,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,961,651.66 : 599,397,749.21 = 225,168,058.06 : x
  2. Step 2: Convert to fraction form
    399,961,651.66/599,397,749.21 = 225,168,058.06/x
  3. Step 3: Cross multiply
    399,961,651.66x = 599,397,749.21 × 225,168,058.06
  4. Step 4: Simplify right side
    399,961,651.66x = 134,965,227,194,215,024
  5. Step 5: Solve for x
    x = 134,965,227,194,215,024/399,961,651.66
  6. Step 6: Final answer
    x = 337,445,419.17

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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.