Home / 66,944,571.52-100,416,857.28-46,789,179.52

Finding the Fourth Proportional to 66,944,571.52, 100,416,857.28 and 46,789,179.52

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Solution

The fourth proportional to 66,944,571.52, 100,416,857.28 and 46,789,179.52 is: 70,183,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,944,571.52 : 100,416,857.28 = 46,789,179.52 : x
  2. Step 2: Convert to fraction form
    66,944,571.52/100,416,857.28 = 46,789,179.52/x
  3. Step 3: Cross multiply
    66,944,571.52x = 100,416,857.28 × 46,789,179.52
  4. Step 4: Simplify right side
    66,944,571.52x = 4,698,422,362,108,139
  5. Step 5: Solve for x
    x = 4,698,422,362,108,139/66,944,571.52
  6. Step 6: Final answer
    x = 70,183,769.28

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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.