Home / 65,382,028.80-90,227,199.24-37,895,900.16

Finding the Fourth Proportional to 65,382,028.80, 90,227,199.24 and 37,895,900.16

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Solution

The fourth proportional to 65,382,028.80, 90,227,199.24 and 37,895,900.16 is: 52,296,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,382,028.80 : 90,227,199.24 = 37,895,900.16 : x
  2. Step 2: Convert to fraction form
    65,382,028.80/90,227,199.24 = 37,895,900.16/x
  3. Step 3: Cross multiply
    65,382,028.80x = 90,227,199.24 × 37,895,900.16
  4. Step 4: Simplify right side
    65,382,028.80x = 3,419,240,934,115,467.50
  5. Step 5: Solve for x
    x = 3,419,240,934,115,467.50/65,382,028.80
  6. Step 6: Final answer
    x = 52,296,341.93

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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.