Home / 424,239,813.14-585,383,487.24-238,564,971.14

Finding the Fourth Proportional to 424,239,813.14, 585,383,487.24 and 238,564,971.14

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Solution

The fourth proportional to 424,239,813.14, 585,383,487.24 and 238,564,971.14 is: 329,181,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,239,813.14 : 585,383,487.24 = 238,564,971.14 : x
  2. Step 2: Convert to fraction form
    424,239,813.14/585,383,487.24 = 238,564,971.14/x
  3. Step 3: Cross multiply
    424,239,813.14x = 585,383,487.24 × 238,564,971.14
  4. Step 4: Simplify right side
    424,239,813.14x = 139,651,994,739,243,152
  5. Step 5: Solve for x
    x = 139,651,994,739,243,152/424,239,813.14
  6. Step 6: Final answer
    x = 329,181,727.91

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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.