Home / 85,187,856.65-127,730,707.77-41,382,353.26

Finding the Fourth Proportional to 85,187,856.65, 127,730,707.77 and 41,382,353.26

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Solution

The fourth proportional to 85,187,856.65, 127,730,707.77 and 41,382,353.26 is: 62,048,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,187,856.65 : 127,730,707.77 = 41,382,353.26 : x
  2. Step 2: Convert to fraction form
    85,187,856.65/127,730,707.77 = 41,382,353.26/x
  3. Step 3: Cross multiply
    85,187,856.65x = 127,730,707.77 × 41,382,353.26
  4. Step 4: Simplify right side
    85,187,856.65x = 5,285,797,271,087,966
  5. Step 5: Solve for x
    x = 5,285,797,271,087,966/85,187,856.65
  6. Step 6: Final answer
    x = 62,048,717.73

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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.