Home / 399,906,585.03-551,648,923.71-232,624,014.51

Finding the Fourth Proportional to 399,906,585.03, 551,648,923.71 and 232,624,014.51

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Solution

The fourth proportional to 399,906,585.03, 551,648,923.71 and 232,624,014.51 is: 320,891,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,906,585.03 : 551,648,923.71 = 232,624,014.51 : x
  2. Step 2: Convert to fraction form
    399,906,585.03/551,648,923.71 = 232,624,014.51/x
  3. Step 3: Cross multiply
    399,906,585.03x = 551,648,923.71 × 232,624,014.51
  4. Step 4: Simplify right side
    399,906,585.03x = 128,326,787,233,540,928
  5. Step 5: Solve for x
    x = 128,326,787,233,540,928/399,906,585.03
  6. Step 6: Final answer
    x = 320,891,908.35

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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.