Home / 103,263,189.60-154,797,404.54-51,398,756.96

Finding the Fourth Proportional to 103,263,189.60, 154,797,404.54 and 51,398,756.96

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Solution

The fourth proportional to 103,263,189.60, 154,797,404.54 and 51,398,756.96 is: 77,049,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263,189.60 : 154,797,404.54 = 51,398,756.96 : x
  2. Step 2: Convert to fraction form
    103,263,189.60/154,797,404.54 = 51,398,756.96/x
  3. Step 3: Cross multiply
    103,263,189.60x = 154,797,404.54 × 51,398,756.96
  4. Step 4: Simplify right side
    103,263,189.60x = 7,956,394,172,959,279
  5. Step 5: Solve for x
    x = 7,956,394,172,959,279/103,263,189.60
  6. Step 6: Final answer
    x = 77,049,665.07

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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.