Home / 109,976,493.42-151,750,690.11-63,557,782.92

Finding the Fourth Proportional to 109,976,493.42, 151,750,690.11 and 63,557,782.92

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Solution

The fourth proportional to 109,976,493.42, 151,750,690.11 and 63,557,782.92 is: 87,699,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,976,493.42 : 151,750,690.11 = 63,557,782.92 : x
  2. Step 2: Convert to fraction form
    109,976,493.42/151,750,690.11 = 63,557,782.92/x
  3. Step 3: Cross multiply
    109,976,493.42x = 151,750,690.11 × 63,557,782.92
  4. Step 4: Simplify right side
    109,976,493.42x = 9,644,937,419,971,572
  5. Step 5: Solve for x
    x = 9,644,937,419,971,572/109,976,493.42
  6. Step 6: Final answer
    x = 87,699,990.43

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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.