Home / 76,080,201.08-104,981,820.02-42,591,513.93

Finding the Fourth Proportional to 76,080,201.08, 104,981,820.02 and 42,591,513.93

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Solution

The fourth proportional to 76,080,201.08, 104,981,820.02 and 42,591,513.93 is: 58,771,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,080,201.08 : 104,981,820.02 = 42,591,513.93 : x
  2. Step 2: Convert to fraction form
    76,080,201.08/104,981,820.02 = 42,591,513.93/x
  3. Step 3: Cross multiply
    76,080,201.08x = 104,981,820.02 × 42,591,513.93
  4. Step 4: Simplify right side
    76,080,201.08x = 4,471,334,649,331,662
  5. Step 5: Solve for x
    x = 4,471,334,649,331,662/76,080,201.08
  6. Step 6: Final answer
    x = 58,771,330.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.