Home / 84,850,790.68-127,365,244.08-75,197,164.96

Finding the Fourth Proportional to 84,850,790.68, 127,365,244.08 and 75,197,164.96

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Solution

The fourth proportional to 84,850,790.68, 127,365,244.08 and 75,197,164.96 is: 112,874,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,850,790.68 : 127,365,244.08 = 75,197,164.96 : x
  2. Step 2: Convert to fraction form
    84,850,790.68/127,365,244.08 = 75,197,164.96/x
  3. Step 3: Cross multiply
    84,850,790.68x = 127,365,244.08 × 75,197,164.96
  4. Step 4: Simplify right side
    84,850,790.68x = 9,577,505,269,254,422
  5. Step 5: Solve for x
    x = 9,577,505,269,254,422/84,850,790.68
  6. Step 6: Final answer
    x = 112,874,673.21

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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.