Home / 235,771,820.15-353,266,754.77-143,376,067.45

Finding the Fourth Proportional to 235,771,820.15, 353,266,754.77 and 143,376,067.45

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Solution

The fourth proportional to 235,771,820.15, 353,266,754.77 and 143,376,067.45 is: 214,826,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,771,820.15 : 353,266,754.77 = 143,376,067.45 : x
  2. Step 2: Convert to fraction form
    235,771,820.15/353,266,754.77 = 143,376,067.45/x
  3. Step 3: Cross multiply
    235,771,820.15x = 353,266,754.77 × 143,376,067.45
  4. Step 4: Simplify right side
    235,771,820.15x = 50,649,998,059,746,120
  5. Step 5: Solve for x
    x = 50,649,998,059,746,120/235,771,820.15
  6. Step 6: Final answer
    x = 214,826,343.66

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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.