Home / 335,963,274.30-503,944,911.45-278,567,646.30

Finding the Fourth Proportional to 335,963,274.30, 503,944,911.45 and 278,567,646.30

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Solution

The fourth proportional to 335,963,274.30, 503,944,911.45 and 278,567,646.30 is: 417,851,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,963,274.30 : 503,944,911.45 = 278,567,646.30 : x
  2. Step 2: Convert to fraction form
    335,963,274.30/503,944,911.45 = 278,567,646.30/x
  3. Step 3: Cross multiply
    335,963,274.30x = 503,944,911.45 × 278,567,646.30
  4. Step 4: Simplify right side
    335,963,274.30x = 140,382,747,847,488,416
  5. Step 5: Solve for x
    x = 140,382,747,847,488,416/335,963,274.30
  6. Step 6: Final answer
    x = 417,851,469.45

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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.