Home / 331,117,235.91-496,752,781.59-112,769,474.13

Finding the Fourth Proportional to 331,117,235.91, 496,752,781.59 and 112,769,474.13

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Solution

The fourth proportional to 331,117,235.91, 496,752,781.59 and 112,769,474.13 is: 169,180,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,117,235.91 : 496,752,781.59 = 112,769,474.13 : x
  2. Step 2: Convert to fraction form
    331,117,235.91/496,752,781.59 = 112,769,474.13/x
  3. Step 3: Cross multiply
    331,117,235.91x = 496,752,781.59 × 112,769,474.13
  4. Step 4: Simplify right side
    331,117,235.91x = 56,018,549,952,519,040
  5. Step 5: Solve for x
    x = 56,018,549,952,519,040/331,117,235.91
  6. Step 6: Final answer
    x = 169,180,410.67

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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.