Home / 85,115,598.27-127,691,330.81-27,603,384.95

Finding the Fourth Proportional to 85,115,598.27, 127,691,330.81 and 27,603,384.95

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Solution

The fourth proportional to 85,115,598.27, 127,691,330.81 and 27,603,384.95 is: 41,410,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,115,598.27 : 127,691,330.81 = 27,603,384.95 : x
  2. Step 2: Convert to fraction form
    85,115,598.27/127,691,330.81 = 27,603,384.95/x
  3. Step 3: Cross multiply
    85,115,598.27x = 127,691,330.81 × 27,603,384.95
  4. Step 4: Simplify right side
    85,115,598.27x = 3,524,712,958,349,752
  5. Step 5: Solve for x
    x = 3,524,712,958,349,752/85,115,598.27
  6. Step 6: Final answer
    x = 41,410,893.30

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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.