Home / 479,703,199.24-661,992,562.02-259,686,624.52

Finding the Fourth Proportional to 479,703,199.24, 661,992,562.02 and 259,686,624.52

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Solution

The fourth proportional to 479,703,199.24, 661,992,562.02 and 259,686,624.52 is: 358,368,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,703,199.24 : 661,992,562.02 = 259,686,624.52 : x
  2. Step 2: Convert to fraction form
    479,703,199.24/661,992,562.02 = 259,686,624.52/x
  3. Step 3: Cross multiply
    479,703,199.24x = 661,992,562.02 × 259,686,624.52
  4. Step 4: Simplify right side
    479,703,199.24x = 171,910,613,888,320,544
  5. Step 5: Solve for x
    x = 171,910,613,888,320,544/479,703,199.24
  6. Step 6: Final answer
    x = 358,368,704.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.