Home / 547,728,139,038.55-755,865,721,076.60-303,857,614,204.95

Finding the Fourth Proportional to 547,728,139,038.55, 755,865,721,076.60 and 303,857,614,204.95

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Solution

The fourth proportional to 547,728,139,038.55, 755,865,721,076.60 and 303,857,614,204.95 is: 419,324,000,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,728,139,038.55 : 755,865,721,076.60 = 303,857,614,204.95 : x
  2. Step 2: Convert to fraction form
    547,728,139,038.55/755,865,721,076.60 = 303,857,614,204.95/x
  3. Step 3: Cross multiply
    547,728,139,038.55x = 755,865,721,076.60 × 303,857,614,204.95
  4. Step 4: Simplify right side
    547,728,139,038.55x = 229,675,554,665,639,880,687,616
  5. Step 5: Solve for x
    x = 229,675,554,665,639,880,687,616/547,728,139,038.55
  6. Step 6: Final answer
    x = 419,324,000,897.23

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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.