Home / 285,814,064.59-394,277,983.68-186,752,723.47

Finding the Fourth Proportional to 285,814,064.59, 394,277,983.68 and 186,752,723.47

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Solution

The fourth proportional to 285,814,064.59, 394,277,983.68 and 186,752,723.47 is: 257,623,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,814,064.59 : 394,277,983.68 = 186,752,723.47 : x
  2. Step 2: Convert to fraction form
    285,814,064.59/394,277,983.68 = 186,752,723.47/x
  3. Step 3: Cross multiply
    285,814,064.59x = 394,277,983.68 × 186,752,723.47
  4. Step 4: Simplify right side
    285,814,064.59x = 73,632,487,254,528,832
  5. Step 5: Solve for x
    x = 73,632,487,254,528,832/285,814,064.59
  6. Step 6: Final answer
    x = 257,623,736.47

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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.