Home / 335,963,256.80-503,944,885.20-278,567,628.80

Finding the Fourth Proportional to 335,963,256.80, 503,944,885.20 and 278,567,628.80

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Solution

The fourth proportional to 335,963,256.80, 503,944,885.20 and 278,567,628.80 is: 417,851,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,963,256.80 : 503,944,885.20 = 278,567,628.80 : x
  2. Step 2: Convert to fraction form
    335,963,256.80/503,944,885.20 = 278,567,628.80/x
  3. Step 3: Cross multiply
    335,963,256.80x = 503,944,885.20 × 278,567,628.80
  4. Step 4: Simplify right side
    335,963,256.80x = 140,382,731,716,052,224
  5. Step 5: Solve for x
    x = 140,382,731,716,052,224/335,963,256.80
  6. Step 6: Final answer
    x = 417,851,443.20

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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.