Home / 424,239,808.39-585,383,480.69-238,564,966.39

Finding the Fourth Proportional to 424,239,808.39, 585,383,480.69 and 238,564,966.39

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Solution

The fourth proportional to 424,239,808.39, 585,383,480.69 and 238,564,966.39 is: 329,181,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,239,808.39 : 585,383,480.69 = 238,564,966.39 : x
  2. Step 2: Convert to fraction form
    424,239,808.39/585,383,480.69 = 238,564,966.39/x
  3. Step 3: Cross multiply
    424,239,808.39x = 585,383,480.69 × 238,564,966.39
  4. Step 4: Simplify right side
    424,239,808.39x = 139,651,990,394,878,224
  5. Step 5: Solve for x
    x = 139,651,990,394,878,224/424,239,808.39
  6. Step 6: Final answer
    x = 329,181,721.36

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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.