Home / 248,617,602.39-372,955,239.32-82,635,980.97

Finding the Fourth Proportional to 248,617,602.39, 372,955,239.32 and 82,635,980.97

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Solution

The fourth proportional to 248,617,602.39, 372,955,239.32 and 82,635,980.97 is: 123,963,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,617,602.39 : 372,955,239.32 = 82,635,980.97 : x
  2. Step 2: Convert to fraction form
    248,617,602.39/372,955,239.32 = 82,635,980.97/x
  3. Step 3: Cross multiply
    248,617,602.39x = 372,955,239.32 × 82,635,980.97
  4. Step 4: Simplify right side
    248,617,602.39x = 30,819,522,058,696,136
  5. Step 5: Solve for x
    x = 30,819,522,058,696,136/248,617,602.39
  6. Step 6: Final answer
    x = 123,963,555.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.