Home / 172,892,162.34-258,922,697.11-98,891,600.15

Finding the Fourth Proportional to 172,892,162.34, 258,922,697.11 and 98,891,600.15

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Solution

The fourth proportional to 172,892,162.34, 258,922,697.11 and 98,891,600.15 is: 148,099,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,892,162.34 : 258,922,697.11 = 98,891,600.15 : x
  2. Step 2: Convert to fraction form
    172,892,162.34/258,922,697.11 = 98,891,600.15/x
  3. Step 3: Cross multiply
    172,892,162.34x = 258,922,697.11 × 98,891,600.15
  4. Step 4: Simplify right side
    172,892,162.34x = 25,605,279,832,761,756
  5. Step 5: Solve for x
    x = 25,605,279,832,761,756/172,892,162.34
  6. Step 6: Final answer
    x = 148,099,714.22

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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.