Home / 116,640,090.40-174,960,135.60-109,921,626.40

Finding the Fourth Proportional to 116,640,090.40, 174,960,135.60 and 109,921,626.40

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Solution

The fourth proportional to 116,640,090.40, 174,960,135.60 and 109,921,626.40 is: 164,882,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,640,090.40 : 174,960,135.60 = 109,921,626.40 : x
  2. Step 2: Convert to fraction form
    116,640,090.40/174,960,135.60 = 109,921,626.40/x
  3. Step 3: Cross multiply
    116,640,090.40x = 174,960,135.60 × 109,921,626.40
  4. Step 4: Simplify right side
    116,640,090.40x = 19,231,902,660,316,540
  5. Step 5: Solve for x
    x = 19,231,902,660,316,540/116,640,090.40
  6. Step 6: Final answer
    x = 164,882,439.60

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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.