Home / 161,726,490.70-242,589,736.05-144,258,484.30

Finding the Fourth Proportional to 161,726,490.70, 242,589,736.05 and 144,258,484.30

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Solution

The fourth proportional to 161,726,490.70, 242,589,736.05 and 144,258,484.30 is: 216,387,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,726,490.70 : 242,589,736.05 = 144,258,484.30 : x
  2. Step 2: Convert to fraction form
    161,726,490.70/242,589,736.05 = 144,258,484.30/x
  3. Step 3: Cross multiply
    161,726,490.70x = 242,589,736.05 × 144,258,484.30
  4. Step 4: Simplify right side
    161,726,490.70x = 34,995,627,629,310,072
  5. Step 5: Solve for x
    x = 34,995,627,629,310,072/161,726,490.70
  6. Step 6: Final answer
    x = 216,387,726.45

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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.