Home / 187,327,462.86-280,989,618.03-146,421,309.42

Finding the Fourth Proportional to 187,327,462.86, 280,989,618.03 and 146,421,309.42

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Solution

The fourth proportional to 187,327,462.86, 280,989,618.03 and 146,421,309.42 is: 219,630,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,327,462.86 : 280,989,618.03 = 146,421,309.42 : x
  2. Step 2: Convert to fraction form
    187,327,462.86/280,989,618.03 = 146,421,309.42/x
  3. Step 3: Cross multiply
    187,327,462.86x = 280,989,618.03 × 146,421,309.42
  4. Step 4: Simplify right side
    187,327,462.86x = 41,142,867,805,378,232
  5. Step 5: Solve for x
    x = 41,142,867,805,378,232/187,327,462.86
  6. Step 6: Final answer
    x = 219,630,732.07

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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.