Home / 145,103,613.93-200,251,410.35-109,275,929.73

Finding the Fourth Proportional to 145,103,613.93, 200,251,410.35 and 109,275,929.73

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Solution

The fourth proportional to 145,103,613.93, 200,251,410.35 and 109,275,929.73 is: 150,807,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,103,613.93 : 200,251,410.35 = 109,275,929.73 : x
  2. Step 2: Convert to fraction form
    145,103,613.93/200,251,410.35 = 109,275,929.73/x
  3. Step 3: Cross multiply
    145,103,613.93x = 200,251,410.35 × 109,275,929.73
  4. Step 4: Simplify right side
    145,103,613.93x = 21,882,659,045,193,616
  5. Step 5: Solve for x
    x = 21,882,659,045,193,616/145,103,613.93
  6. Step 6: Final answer
    x = 150,807,126.39

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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.