Home / 76,422,172.80-114,633,259.20-50,913,004.80

Finding the Fourth Proportional to 76,422,172.80, 114,633,259.20 and 50,913,004.80

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Solution

The fourth proportional to 76,422,172.80, 114,633,259.20 and 50,913,004.80 is: 76,369,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,422,172.80 : 114,633,259.20 = 50,913,004.80 : x
  2. Step 2: Convert to fraction form
    76,422,172.80/114,633,259.20 = 50,913,004.80/x
  3. Step 3: Cross multiply
    76,422,172.80x = 114,633,259.20 × 50,913,004.80
  4. Step 4: Simplify right side
    76,422,172.80x = 5,836,323,675,889,244
  5. Step 5: Solve for x
    x = 5,836,323,675,889,244/76,422,172.80
  6. Step 6: Final answer
    x = 76,369,507.20

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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.