Home / 288,078,739.33-432,118,773.30-166,054,571.32

Finding the Fourth Proportional to 288,078,739.33, 432,118,773.30 and 166,054,571.32

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Solution

The fourth proportional to 288,078,739.33, 432,118,773.30 and 166,054,571.32 is: 249,082,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,078,739.33 : 432,118,773.30 = 166,054,571.32 : x
  2. Step 2: Convert to fraction form
    288,078,739.33/432,118,773.30 = 166,054,571.32/x
  3. Step 3: Cross multiply
    288,078,739.33x = 432,118,773.30 × 166,054,571.32
  4. Step 4: Simplify right side
    288,078,739.33x = 71,755,297,659,885,384
  5. Step 5: Solve for x
    x = 71,755,297,659,885,384/288,078,739.33
  6. Step 6: Final answer
    x = 249,082,239.90

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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.