Home / 568,039,096.80-851,560,981.20-385,695,007.20

Finding the Fourth Proportional to 568,039,096.80, 851,560,981.20 and 385,695,007.20

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Solution

The fourth proportional to 568,039,096.80, 851,560,981.20 and 385,695,007.20 is: 578,204,600.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,039,096.80 : 851,560,981.20 = 385,695,007.20 : x
  2. Step 2: Convert to fraction form
    568,039,096.80/851,560,981.20 = 385,695,007.20/x
  3. Step 3: Cross multiply
    568,039,096.80x = 851,560,981.20 × 385,695,007.20
  4. Step 4: Simplify right side
    568,039,096.80x = 328,442,818,775,173,056
  5. Step 5: Solve for x
    x = 328,442,818,775,173,056/568,039,096.80
  6. Step 6: Final answer
    x = 578,204,600.05

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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.