Home / 133,906,422.84-184,818,049.52-77,393,569.20

Finding the Fourth Proportional to 133,906,422.84, 184,818,049.52 and 77,393,569.20

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Solution

The fourth proportional to 133,906,422.84, 184,818,049.52 and 77,393,569.20 is: 106,818,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,906,422.84 : 184,818,049.52 = 77,393,569.20 : x
  2. Step 2: Convert to fraction form
    133,906,422.84/184,818,049.52 = 77,393,569.20/x
  3. Step 3: Cross multiply
    133,906,422.84x = 184,818,049.52 × 77,393,569.20
  4. Step 4: Simplify right side
    133,906,422.84x = 14,303,728,504,548,178
  5. Step 5: Solve for x
    x = 14,303,728,504,548,178/133,906,422.84
  6. Step 6: Final answer
    x = 106,818,838.12

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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.