Home / 107,839,230.80-161,758,846.20-61,922,728.40

Finding the Fourth Proportional to 107,839,230.80, 161,758,846.20 and 61,922,728.40

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Solution

The fourth proportional to 107,839,230.80, 161,758,846.20 and 61,922,728.40 is: 92,884,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,839,230.80 : 161,758,846.20 = 61,922,728.40 : x
  2. Step 2: Convert to fraction form
    107,839,230.80/161,758,846.20 = 61,922,728.40/x
  3. Step 3: Cross multiply
    107,839,230.80x = 161,758,846.20 × 61,922,728.40
  4. Step 4: Simplify right side
    107,839,230.80x = 10,016,549,099,539,972
  5. Step 5: Solve for x
    x = 10,016,549,099,539,972/107,839,230.80
  6. Step 6: Final answer
    x = 92,884,092.60

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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.