Home / 111,780,882.68-154,245,277.26-62,887,483.64

Finding the Fourth Proportional to 111,780,882.68, 154,245,277.26 and 62,887,483.64

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Solution

The fourth proportional to 111,780,882.68, 154,245,277.26 and 62,887,483.64 is: 86,777,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,780,882.68 : 154,245,277.26 = 62,887,483.64 : x
  2. Step 2: Convert to fraction form
    111,780,882.68/154,245,277.26 = 62,887,483.64/x
  3. Step 3: Cross multiply
    111,780,882.68x = 154,245,277.26 × 62,887,483.64
  4. Step 4: Simplify right side
    111,780,882.68x = 9,700,097,350,235,514
  5. Step 5: Solve for x
    x = 9,700,097,350,235,514/111,780,882.68
  6. Step 6: Final answer
    x = 86,777,784.52

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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.