Home / 117,753,651.59-162,500,046.62-65,541,566.34

Finding the Fourth Proportional to 117,753,651.59, 162,500,046.62 and 65,541,566.34

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Solution

The fourth proportional to 117,753,651.59, 162,500,046.62 and 65,541,566.34 is: 90,447,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,753,651.59 : 162,500,046.62 = 65,541,566.34 : x
  2. Step 2: Convert to fraction form
    117,753,651.59/162,500,046.62 = 65,541,566.34/x
  3. Step 3: Cross multiply
    117,753,651.59x = 162,500,046.62 × 65,541,566.34
  4. Step 4: Simplify right side
    117,753,651.59x = 10,650,507,585,470,116
  5. Step 5: Solve for x
    x = 10,650,507,585,470,116/117,753,651.59
  6. Step 6: Final answer
    x = 90,447,365.68

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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.