Home / 424,450,910.88-585,700,448.40-238,807,827.36

Finding the Fourth Proportional to 424,450,910.88, 585,700,448.40 and 238,807,827.36

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Solution

The fourth proportional to 424,450,910.88, 585,700,448.40 and 238,807,827.36 is: 329,531,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,450,910.88 : 585,700,448.40 = 238,807,827.36 : x
  2. Step 2: Convert to fraction form
    424,450,910.88/585,700,448.40 = 238,807,827.36/x
  3. Step 3: Cross multiply
    424,450,910.88x = 585,700,448.40 × 238,807,827.36
  4. Step 4: Simplify right side
    424,450,910.88x = 139,869,851,566,181,792
  5. Step 5: Solve for x
    x = 139,869,851,566,181,792/424,450,910.88
  6. Step 6: Final answer
    x = 329,531,279.07

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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.