Home / 145,530,290.98-218,187,819.18-88,009,774.34

Finding the Fourth Proportional to 145,530,290.98, 218,187,819.18 and 88,009,774.34

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Solution

The fourth proportional to 145,530,290.98, 218,187,819.18 and 88,009,774.34 is: 131,949,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,530,290.98 : 218,187,819.18 = 88,009,774.34 : x
  2. Step 2: Convert to fraction form
    145,530,290.98/218,187,819.18 = 88,009,774.34/x
  3. Step 3: Cross multiply
    145,530,290.98x = 218,187,819.18 × 88,009,774.34
  4. Step 4: Simplify right side
    145,530,290.98x = 19,202,660,729,904,892
  5. Step 5: Solve for x
    x = 19,202,660,729,904,892/145,530,290.98
  6. Step 6: Final answer
    x = 131,949,579.71

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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.