Home / 101,234,313.44-139,702,607.52-54,823,490.72

Finding the Fourth Proportional to 101,234,313.44, 139,702,607.52 and 54,823,490.72

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Solution

The fourth proportional to 101,234,313.44, 139,702,607.52 and 54,823,490.72 is: 75,656,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,234,313.44 : 139,702,607.52 = 54,823,490.72 : x
  2. Step 2: Convert to fraction form
    101,234,313.44/139,702,607.52 = 54,823,490.72/x
  3. Step 3: Cross multiply
    101,234,313.44x = 139,702,607.52 × 54,823,490.72
  4. Step 4: Simplify right side
    101,234,313.44x = 7,658,984,606,932,523
  5. Step 5: Solve for x
    x = 7,658,984,606,932,523/101,234,313.44
  6. Step 6: Final answer
    x = 75,656,013.72

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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.