Home / 124,226,839.44-171,433,716.30-72,046,811.16

Finding the Fourth Proportional to 124,226,839.44, 171,433,716.30 and 72,046,811.16

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Solution

The fourth proportional to 124,226,839.44, 171,433,716.30 and 72,046,811.16 is: 99,424,992.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226,839.44 : 171,433,716.30 = 72,046,811.16 : x
  2. Step 2: Convert to fraction form
    124,226,839.44/171,433,716.30 = 72,046,811.16/x
  3. Step 3: Cross multiply
    124,226,839.44x = 171,433,716.30 × 72,046,811.16
  4. Step 4: Simplify right side
    124,226,839.44x = 12,351,252,584,723,114
  5. Step 5: Solve for x
    x = 12,351,252,584,723,114/124,226,839.44
  6. Step 6: Final answer
    x = 99,424,992.54

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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.