Home / 424,433,914.47-585,712,802.39-238,794,487.29

Finding the Fourth Proportional to 424,433,914.47, 585,712,802.39 and 238,794,487.29

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Solution

The fourth proportional to 424,433,914.47, 585,712,802.39 and 238,794,487.29 is: 329,533,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,433,914.47 : 585,712,802.39 = 238,794,487.29 : x
  2. Step 2: Convert to fraction form
    424,433,914.47/585,712,802.39 = 238,794,487.29/x
  3. Step 3: Cross multiply
    424,433,914.47x = 585,712,802.39 × 238,794,487.29
  4. Step 4: Simplify right side
    424,433,914.47x = 139,864,988,344,715,152
  5. Step 5: Solve for x
    x = 139,864,988,344,715,152/424,433,914.47
  6. Step 6: Final answer
    x = 329,533,016.98

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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.