Home / 112,269,901.70-168,404,852.55-63,728,999.30

Finding the Fourth Proportional to 112,269,901.70, 168,404,852.55 and 63,728,999.30

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Solution

The fourth proportional to 112,269,901.70, 168,404,852.55 and 63,728,999.30 is: 95,593,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,269,901.70 : 168,404,852.55 = 63,728,999.30 : x
  2. Step 2: Convert to fraction form
    112,269,901.70/168,404,852.55 = 63,728,999.30/x
  3. Step 3: Cross multiply
    112,269,901.70x = 168,404,852.55 × 63,728,999.30
  4. Step 4: Simplify right side
    112,269,901.70x = 10,732,272,730,275,554
  5. Step 5: Solve for x
    x = 10,732,272,730,275,554/112,269,901.70
  6. Step 6: Final answer
    x = 95,593,498.95

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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.