Home / 85,027,571.10-127,541,356.65-36,497,166.30

Finding the Fourth Proportional to 85,027,571.10, 127,541,356.65 and 36,497,166.30

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Solution

The fourth proportional to 85,027,571.10, 127,541,356.65 and 36,497,166.30 is: 54,745,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,027,571.10 : 127,541,356.65 = 36,497,166.30 : x
  2. Step 2: Convert to fraction form
    85,027,571.10/127,541,356.65 = 36,497,166.30/x
  3. Step 3: Cross multiply
    85,027,571.10x = 127,541,356.65 × 36,497,166.30
  4. Step 4: Simplify right side
    85,027,571.10x = 4,654,898,103,782,661
  5. Step 5: Solve for x
    x = 4,654,898,103,782,661/85,027,571.10
  6. Step 6: Final answer
    x = 54,745,749.45

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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.