Home / 145,031,626.72-217,761,850.32-96,809,920.48

Finding the Fourth Proportional to 145,031,626.72, 217,761,850.32 and 96,809,920.48

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Solution

The fourth proportional to 145,031,626.72, 217,761,850.32 and 96,809,920.48 is: 145,358,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,031,626.72 : 217,761,850.32 = 96,809,920.48 : x
  2. Step 2: Convert to fraction form
    145,031,626.72/217,761,850.32 = 96,809,920.48/x
  3. Step 3: Cross multiply
    145,031,626.72x = 217,761,850.32 × 96,809,920.48
  4. Step 4: Simplify right side
    145,031,626.72x = 21,081,507,413,056,864
  5. Step 5: Solve for x
    x = 21,081,507,413,056,864/145,031,626.72
  6. Step 6: Final answer
    x = 145,358,001.49

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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.