Home / 699,528,031.20-1,049,292,046.80-335,934,712.80

Finding the Fourth Proportional to 699,528,031.20, 1,049,292,046.80 and 335,934,712.80

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Solution

The fourth proportional to 699,528,031.20, 1,049,292,046.80 and 335,934,712.80 is: 503,902,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,528,031.20 : 1,049,292,046.80 = 335,934,712.80 : x
  2. Step 2: Convert to fraction form
    699,528,031.20/1,049,292,046.80 = 335,934,712.80/x
  3. Step 3: Cross multiply
    699,528,031.20x = 1,049,292,046.80 × 335,934,712.80
  4. Step 4: Simplify right side
    699,528,031.20x = 352,493,622,385,082,176
  5. Step 5: Solve for x
    x = 352,493,622,385,082,176/699,528,031.20
  6. Step 6: Final answer
    x = 503,902,069.20

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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.