Home / 825,002,257.86-1,138,224,193.74-467,731,707.12

Finding the Fourth Proportional to 825,002,257.86, 1,138,224,193.74 and 467,731,707.12

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Solution

The fourth proportional to 825,002,257.86, 1,138,224,193.74 and 467,731,707.12 is: 645,311,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,002,257.86 : 1,138,224,193.74 = 467,731,707.12 : x
  2. Step 2: Convert to fraction form
    825,002,257.86/1,138,224,193.74 = 467,731,707.12/x
  3. Step 3: Cross multiply
    825,002,257.86x = 1,138,224,193.74 × 467,731,707.12
  4. Step 4: Simplify right side
    825,002,257.86x = 532,383,545,223,295,808
  5. Step 5: Solve for x
    x = 532,383,545,223,295,808/825,002,257.86
  6. Step 6: Final answer
    x = 645,311,622.06

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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.