Home / 407,282,481.47-562,068,332.48-240,025,801.79

Finding the Fourth Proportional to 407,282,481.47, 562,068,332.48 and 240,025,801.79

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Solution

The fourth proportional to 407,282,481.47, 562,068,332.48 and 240,025,801.79 is: 331,246,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,282,481.47 : 562,068,332.48 = 240,025,801.79 : x
  2. Step 2: Convert to fraction form
    407,282,481.47/562,068,332.48 = 240,025,801.79/x
  3. Step 3: Cross multiply
    407,282,481.47x = 562,068,332.48 × 240,025,801.79
  4. Step 4: Simplify right side
    407,282,481.47x = 134,910,902,164,280,304
  5. Step 5: Solve for x
    x = 134,910,902,164,280,304/407,282,481.47
  6. Step 6: Final answer
    x = 331,246,513.91

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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.