Home / 163,644,706.36-225,829,635.14-89,305,267.16

Finding the Fourth Proportional to 163,644,706.36, 225,829,635.14 and 89,305,267.16

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Solution

The fourth proportional to 163,644,706.36, 225,829,635.14 and 89,305,267.16 is: 123,241,236.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,644,706.36 : 225,829,635.14 = 89,305,267.16 : x
  2. Step 2: Convert to fraction form
    163,644,706.36/225,829,635.14 = 89,305,267.16/x
  3. Step 3: Cross multiply
    163,644,706.36x = 225,829,635.14 × 89,305,267.16
  4. Step 4: Simplify right side
    163,644,706.36x = 20,167,775,898,823,020
  5. Step 5: Solve for x
    x = 20,167,775,898,823,020/163,644,706.36
  6. Step 6: Final answer
    x = 123,241,236.14

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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.