Home / 85,025,913.45-127,559,107.82-27,518,184.69

Finding the Fourth Proportional to 85,025,913.45, 127,559,107.82 and 27,518,184.69

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Solution

The fourth proportional to 85,025,913.45, 127,559,107.82 and 27,518,184.69 is: 41,283,826.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,913.45 : 127,559,107.82 = 27,518,184.69 : x
  2. Step 2: Convert to fraction form
    85,025,913.45/127,559,107.82 = 27,518,184.69/x
  3. Step 3: Cross multiply
    85,025,913.45x = 127,559,107.82 × 27,518,184.69
  4. Step 4: Simplify right side
    85,025,913.45x = 3,510,195,087,882,383.50
  5. Step 5: Solve for x
    x = 3,510,195,087,882,383.50/85,025,913.45
  6. Step 6: Final answer
    x = 41,283,826.84

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1.5x scale

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.