Home / 199,493,964,714.18-299,279,446,981.80-65,152,338,620.79

Finding the Fourth Proportional to 199,493,964,714.18, 299,279,446,981.80 and 65,152,338,620.79

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Solution

The fourth proportional to 199,493,964,714.18, 299,279,446,981.80 and 65,152,338,620.79 is: 97,741,081,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,493,964,714.18 : 299,279,446,981.80 = 65,152,338,620.79 : x
  2. Step 2: Convert to fraction form
    199,493,964,714.18/299,279,446,981.80 = 65,152,338,620.79/x
  3. Step 3: Cross multiply
    199,493,964,714.18x = 299,279,446,981.80 × 65,152,338,620.79
  4. Step 4: Simplify right side
    199,493,964,714.18x = 19,498,755,872,001,001,259,008
  5. Step 5: Solve for x
    x = 19,498,755,872,001,001,259,008/199,493,964,714.18
  6. Step 6: Final answer
    x = 97,741,081,540.67

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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.