Home / 547,728,139,039.55-755,865,721,077.98-303,857,614,205.95

Finding the Fourth Proportional to 547,728,139,039.55, 755,865,721,077.98 and 303,857,614,205.95

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Solution

The fourth proportional to 547,728,139,039.55, 755,865,721,077.98 and 303,857,614,205.95 is: 419,324,000,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,728,139,039.55 : 755,865,721,077.98 = 303,857,614,205.95 : x
  2. Step 2: Convert to fraction form
    547,728,139,039.55/755,865,721,077.98 = 303,857,614,205.95/x
  3. Step 3: Cross multiply
    547,728,139,039.55x = 755,865,721,077.98 × 303,857,614,205.95
  4. Step 4: Simplify right side
    547,728,139,039.55x = 229,675,554,666,815,057,559,552
  5. Step 5: Solve for x
    x = 229,675,554,666,815,057,559,552/547,728,139,039.55
  6. Step 6: Final answer
    x = 419,324,000,898.61

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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.