Home / 699,528,028.20-1,049,292,042.30-335,934,709.80

Finding the Fourth Proportional to 699,528,028.20, 1,049,292,042.30 and 335,934,709.80

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Solution

The fourth proportional to 699,528,028.20, 1,049,292,042.30 and 335,934,709.80 is: 503,902,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,528,028.20 : 1,049,292,042.30 = 335,934,709.80 : x
  2. Step 2: Convert to fraction form
    699,528,028.20/1,049,292,042.30 = 335,934,709.80/x
  3. Step 3: Cross multiply
    699,528,028.20x = 1,049,292,042.30 × 335,934,709.80
  4. Step 4: Simplify right side
    699,528,028.20x = 352,493,617,725,499,840
  5. Step 5: Solve for x
    x = 352,493,617,725,499,840/699,528,028.20
  6. Step 6: Final answer
    x = 503,902,064.70

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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.