Home / 163,091,800.09-225,066,721.22-89,752,942.09

Finding the Fourth Proportional to 163,091,800.09, 225,066,721.22 and 89,752,942.09

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Solution

The fourth proportional to 163,091,800.09, 225,066,721.22 and 89,752,942.09 is: 123,859,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,091,800.09 : 225,066,721.22 = 89,752,942.09 : x
  2. Step 2: Convert to fraction form
    163,091,800.09/225,066,721.22 = 89,752,942.09/x
  3. Step 3: Cross multiply
    163,091,800.09x = 225,066,721.22 × 89,752,942.09
  4. Step 4: Simplify right side
    163,091,800.09x = 20,200,400,395,706,552
  5. Step 5: Solve for x
    x = 20,200,400,395,706,552/163,091,800.09
  6. Step 6: Final answer
    x = 123,859,080.50

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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.