Home / 303,208,108.16-418,431,254.80-171,048,695.98

Finding the Fourth Proportional to 303,208,108.16, 418,431,254.80 and 171,048,695.98

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Solution

The fourth proportional to 303,208,108.16, 418,431,254.80 and 171,048,695.98 is: 236,049,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,208,108.16 : 418,431,254.80 = 171,048,695.98 : x
  2. Step 2: Convert to fraction form
    303,208,108.16/418,431,254.80 = 171,048,695.98/x
  3. Step 3: Cross multiply
    303,208,108.16x = 418,431,254.80 × 171,048,695.98
  4. Step 4: Simplify right side
    303,208,108.16x = 71,572,120,488,633,408
  5. Step 5: Solve for x
    x = 71,572,120,488,633,408/303,208,108.16
  6. Step 6: Final answer
    x = 236,049,493.94

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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.