Home / 543,777,046.56-750,502,320.86-320,813,238.56

Finding the Fourth Proportional to 543,777,046.56, 750,502,320.86 and 320,813,238.56

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Solution

The fourth proportional to 543,777,046.56, 750,502,320.86 and 320,813,238.56 is: 442,775,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,777,046.56 : 750,502,320.86 = 320,813,238.56 : x
  2. Step 2: Convert to fraction form
    543,777,046.56/750,502,320.86 = 320,813,238.56/x
  3. Step 3: Cross multiply
    543,777,046.56x = 750,502,320.86 × 320,813,238.56
  4. Step 4: Simplify right side
    543,777,046.56x = 240,771,080,096,536,288
  5. Step 5: Solve for x
    x = 240,771,080,096,536,288/543,777,046.56
  6. Step 6: Final answer
    x = 442,775,364.68

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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.