Home / 463,004,115.72-638,943,157.62-254,163,812.36

Finding the Fourth Proportional to 463,004,115.72, 638,943,157.62 and 254,163,812.36

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Solution

The fourth proportional to 463,004,115.72, 638,943,157.62 and 254,163,812.36 is: 350,744,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,004,115.72 : 638,943,157.62 = 254,163,812.36 : x
  2. Step 2: Convert to fraction form
    463,004,115.72/638,943,157.62 = 254,163,812.36/x
  3. Step 3: Cross multiply
    463,004,115.72x = 638,943,157.62 × 254,163,812.36
  4. Step 4: Simplify right side
    463,004,115.72x = 162,396,228,822,035,584
  5. Step 5: Solve for x
    x = 162,396,228,822,035,584/463,004,115.72
  6. Step 6: Final answer
    x = 350,744,676.58

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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.