Home / 199,722,371.80-298,920,005.70-144,979,331.80

Finding the Fourth Proportional to 199,722,371.80, 298,920,005.70 and 144,979,331.80

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Solution

The fourth proportional to 199,722,371.80, 298,920,005.70 and 144,979,331.80 is: 216,987,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,722,371.80 : 298,920,005.70 = 144,979,331.80 : x
  2. Step 2: Convert to fraction form
    199,722,371.80/298,920,005.70 = 144,979,331.80/x
  3. Step 3: Cross multiply
    199,722,371.80x = 298,920,005.70 × 144,979,331.80
  4. Step 4: Simplify right side
    199,722,371.80x = 43,337,222,688,038,192
  5. Step 5: Solve for x
    x = 43,337,222,688,038,192/199,722,371.80
  6. Step 6: Final answer
    x = 216,987,322.44

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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.