Home / 547,728,139,040.05-755,865,721,078.70-303,857,614,206.45

Finding the Fourth Proportional to 547,728,139,040.05, 755,865,721,078.70 and 303,857,614,206.45

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Solution

The fourth proportional to 547,728,139,040.05, 755,865,721,078.70 and 303,857,614,206.45 is: 419,324,000,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,728,139,040.05 : 755,865,721,078.70 = 303,857,614,206.45 : x
  2. Step 2: Convert to fraction form
    547,728,139,040.05/755,865,721,078.70 = 303,857,614,206.45/x
  3. Step 3: Cross multiply
    547,728,139,040.05x = 755,865,721,078.70 × 303,857,614,206.45
  4. Step 4: Simplify right side
    547,728,139,040.05x = 229,675,554,667,411,756,023,808
  5. Step 5: Solve for x
    x = 229,675,554,667,411,756,023,808/547,728,139,040.05
  6. Step 6: Final answer
    x = 419,324,000,899.32

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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.