Home / 163,980,498.66-226,293,137.82-89,641,384.62

Finding the Fourth Proportional to 163,980,498.66, 226,293,137.82 and 89,641,384.62

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Solution

The fourth proportional to 163,980,498.66, 226,293,137.82 and 89,641,384.62 is: 123,705,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,980,498.66 : 226,293,137.82 = 89,641,384.62 : x
  2. Step 2: Convert to fraction form
    163,980,498.66/226,293,137.82 = 89,641,384.62/x
  3. Step 3: Cross multiply
    163,980,498.66x = 226,293,137.82 × 89,641,384.62
  4. Step 4: Simplify right side
    163,980,498.66x = 20,285,230,204,189,288
  5. Step 5: Solve for x
    x = 20,285,230,204,189,288/163,980,498.66
  6. Step 6: Final answer
    x = 123,705,137.93

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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.