Home / 464,873,626.04-641,512,500.81-253,175,678.33

Finding the Fourth Proportional to 464,873,626.04, 641,512,500.81 and 253,175,678.33

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Solution

The fourth proportional to 464,873,626.04, 641,512,500.81 and 253,175,678.33 is: 349,375,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,873,626.04 : 641,512,500.81 = 253,175,678.33 : x
  2. Step 2: Convert to fraction form
    464,873,626.04/641,512,500.81 = 253,175,678.33/x
  3. Step 3: Cross multiply
    464,873,626.04x = 641,512,500.81 × 253,175,678.33
  4. Step 4: Simplify right side
    464,873,626.04x = 162,415,362,551,983,136
  5. Step 5: Solve for x
    x = 162,415,362,551,983,136/464,873,626.04
  6. Step 6: Final answer
    x = 349,375,299.98

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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.