Home / 117,333,175.38-161,916,622.92-64,409,918.64

Finding the Fourth Proportional to 117,333,175.38, 161,916,622.92 and 64,409,918.64

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Solution

The fourth proportional to 117,333,175.38, 161,916,622.92 and 64,409,918.64 is: 88,883,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,333,175.38 : 161,916,622.92 = 64,409,918.64 : x
  2. Step 2: Convert to fraction form
    117,333,175.38/161,916,622.92 = 64,409,918.64/x
  3. Step 3: Cross multiply
    117,333,175.38x = 161,916,622.92 × 64,409,918.64
  4. Step 4: Simplify right side
    117,333,175.38x = 10,429,036,508,740,758
  5. Step 5: Solve for x
    x = 10,429,036,508,740,758/117,333,175.38
  6. Step 6: Final answer
    x = 88,883,953.54

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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.