Home / 210,361,165.01-290,299,866.87-117,545,584.85

Finding the Fourth Proportional to 210,361,165.01, 290,299,866.87 and 117,545,584.85

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Solution

The fourth proportional to 210,361,165.01, 290,299,866.87 and 117,545,584.85 is: 162,213,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,361,165.01 : 290,299,866.87 = 117,545,584.85 : x
  2. Step 2: Convert to fraction form
    210,361,165.01/290,299,866.87 = 117,545,584.85/x
  3. Step 3: Cross multiply
    210,361,165.01x = 290,299,866.87 × 117,545,584.85
  4. Step 4: Simplify right side
    210,361,165.01x = 34,123,467,631,659,788
  5. Step 5: Solve for x
    x = 34,123,467,631,659,788/210,361,165.01
  6. Step 6: Final answer
    x = 162,213,722.44

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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.