Home / 442,476,455.42-610,617,568.25-244,237,987.62

Finding the Fourth Proportional to 442,476,455.42, 610,617,568.25 and 244,237,987.62

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Solution

The fourth proportional to 442,476,455.42, 610,617,568.25 and 244,237,987.62 is: 337,048,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,476,455.42 : 610,617,568.25 = 244,237,987.62 : x
  2. Step 2: Convert to fraction form
    442,476,455.42/610,617,568.25 = 244,237,987.62/x
  3. Step 3: Cross multiply
    442,476,455.42x = 610,617,568.25 × 244,237,987.62
  4. Step 4: Simplify right side
    442,476,455.42x = 149,136,006,074,798,016
  5. Step 5: Solve for x
    x = 149,136,006,074,798,016/442,476,455.42
  6. Step 6: Final answer
    x = 337,048,455.91

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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.