Home / 163,815,233.21-226,063,533.55-89,475,778.29

Finding the Fourth Proportional to 163,815,233.21, 226,063,533.55 and 89,475,778.29

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Solution

The fourth proportional to 163,815,233.21, 226,063,533.55 and 89,475,778.29 is: 123,475,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,815,233.21 : 226,063,533.55 = 89,475,778.29 : x
  2. Step 2: Convert to fraction form
    163,815,233.21/226,063,533.55 = 89,475,778.29/x
  3. Step 3: Cross multiply
    163,815,233.21x = 226,063,533.55 × 89,475,778.29
  4. Step 4: Simplify right side
    163,815,233.21x = 20,227,210,606,644,580
  5. Step 5: Solve for x
    x = 20,227,210,606,644,580/163,815,233.21
  6. Step 6: Final answer
    x = 123,475,761.14

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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.