Home / 134,222,352.52-185,225,090.68-75,485,000

Finding the Fourth Proportional to 134,222,352.52, 185,225,090.68 and 75,485,000

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Solution

The fourth proportional to 134,222,352.52, 185,225,090.68 and 75,485,000 is: 104,168,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,222,352.52 : 185,225,090.68 = 75,485,000 : x
  2. Step 2: Convert to fraction form
    134,222,352.52/185,225,090.68 = 75,485,000/x
  3. Step 3: Cross multiply
    134,222,352.52x = 185,225,090.68 × 75,485,000
  4. Step 4: Simplify right side
    134,222,352.52x = 13,981,715,969,979,800
  5. Step 5: Solve for x
    x = 13,981,715,969,979,800/134,222,352.52
  6. Step 6: Final answer
    x = 104,168,312.56

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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.