Home / 85,115,597.77-127,691,330.06-27,603,384.45

Finding the Fourth Proportional to 85,115,597.77, 127,691,330.06 and 27,603,384.45

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Solution

The fourth proportional to 85,115,597.77, 127,691,330.06 and 27,603,384.45 is: 41,410,892.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,115,597.77 : 127,691,330.06 = 27,603,384.45 : x
  2. Step 2: Convert to fraction form
    85,115,597.77/127,691,330.06 = 27,603,384.45/x
  3. Step 3: Cross multiply
    85,115,597.77x = 127,691,330.06 × 27,603,384.45
  4. Step 4: Simplify right side
    85,115,597.77x = 3,524,712,874,578,021.50
  5. Step 5: Solve for x
    x = 3,524,712,874,578,021.50/85,115,597.77
  6. Step 6: Final answer
    x = 41,410,892.56

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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.