Home / 630,362,086.03-944,790,861.52-293,386,178.71

Finding the Fourth Proportional to 630,362,086.03, 944,790,861.52 and 293,386,178.71

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Solution

The fourth proportional to 630,362,086.03, 944,790,861.52 and 293,386,178.71 is: 439,729,144.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,362,086.03 : 944,790,861.52 = 293,386,178.71 : x
  2. Step 2: Convert to fraction form
    630,362,086.03/944,790,861.52 = 293,386,178.71/x
  3. Step 3: Cross multiply
    630,362,086.03x = 944,790,861.52 × 293,386,178.71
  4. Step 4: Simplify right side
    630,362,086.03x = 277,188,580,541,481,568
  5. Step 5: Solve for x
    x = 277,188,580,541,481,568/630,362,086.03
  6. Step 6: Final answer
    x = 439,729,144.07

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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.