Home / 97,061,469.64-145,612,654.80-31,477,493.52

Finding the Fourth Proportional to 97,061,469.64, 145,612,654.80 and 31,477,493.52

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Solution

The fourth proportional to 97,061,469.64, 145,612,654.80 and 31,477,493.52 is: 47,222,872.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,061,469.64 : 145,612,654.80 = 31,477,493.52 : x
  2. Step 2: Convert to fraction form
    97,061,469.64/145,612,654.80 = 31,477,493.52/x
  3. Step 3: Cross multiply
    97,061,469.64x = 145,612,654.80 × 31,477,493.52
  4. Step 4: Simplify right side
    97,061,469.64x = 4,583,521,397,896,997
  5. Step 5: Solve for x
    x = 4,583,521,397,896,997/97,061,469.64
  6. Step 6: Final answer
    x = 47,222,872.42

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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.