Home / 85,028,583.09-127,466,922.81-33,201,128.19

Finding the Fourth Proportional to 85,028,583.09, 127,466,922.81 and 33,201,128.19

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Solution

The fourth proportional to 85,028,583.09, 127,466,922.81 and 33,201,128.19 is: 49,772,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,028,583.09 : 127,466,922.81 = 33,201,128.19 : x
  2. Step 2: Convert to fraction form
    85,028,583.09/127,466,922.81 = 33,201,128.19/x
  3. Step 3: Cross multiply
    85,028,583.09x = 127,466,922.81 × 33,201,128.19
  4. Step 4: Simplify right side
    85,028,583.09x = 4,232,045,644,199,645.50
  5. Step 5: Solve for x
    x = 4,232,045,644,199,645.50/85,028,583.09
  6. Step 6: Final answer
    x = 49,772,035.36

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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.