Home / 77,333,662.28-106,723,222.98-42,529,044.44

Finding the Fourth Proportional to 77,333,662.28, 106,723,222.98 and 42,529,044.44

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Solution

The fourth proportional to 77,333,662.28, 106,723,222.98 and 42,529,044.44 is: 58,691,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,333,662.28 : 106,723,222.98 = 42,529,044.44 : x
  2. Step 2: Convert to fraction form
    77,333,662.28/106,723,222.98 = 42,529,044.44/x
  3. Step 3: Cross multiply
    77,333,662.28x = 106,723,222.98 × 42,529,044.44
  4. Step 4: Simplify right side
    77,333,662.28x = 4,538,836,692,896,449
  5. Step 5: Solve for x
    x = 4,538,836,692,896,449/77,333,662.28
  6. Step 6: Final answer
    x = 58,691,604.14

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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.