Home / 661,907,131.08-913,496,360.53-494,352,498.84

Finding the Fourth Proportional to 661,907,131.08, 913,496,360.53 and 494,352,498.84

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Solution

The fourth proportional to 661,907,131.08, 913,496,360.53 and 494,352,498.84 is: 682,254,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,907,131.08 : 913,496,360.53 = 494,352,498.84 : x
  2. Step 2: Convert to fraction form
    661,907,131.08/913,496,360.53 = 494,352,498.84/x
  3. Step 3: Cross multiply
    661,907,131.08x = 913,496,360.53 × 494,352,498.84
  4. Step 4: Simplify right side
    661,907,131.08x = 451,589,208,509,251,008
  5. Step 5: Solve for x
    x = 451,589,208,509,251,008/661,907,131.08
  6. Step 6: Final answer
    x = 682,254,635.59

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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.