Home / 939,439,092,778.30-1,408,581,935,669.40-365,084,578,461.49

Finding the Fourth Proportional to 939,439,092,778.30, 1,408,581,935,669.40 and 365,084,578,461.49

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Solution

The fourth proportional to 939,439,092,778.30, 1,408,581,935,669.40 and 365,084,578,461.49 is: 547,402,749,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,439,092,778.30 : 1,408,581,935,669.40 = 365,084,578,461.49 : x
  2. Step 2: Convert to fraction form
    939,439,092,778.30/1,408,581,935,669.40 = 365,084,578,461.49/x
  3. Step 3: Cross multiply
    939,439,092,778.30x = 1,408,581,935,669.40 × 365,084,578,461.49
  4. Step 4: Simplify right side
    939,439,092,778.30x = 514,251,542,212,332,503,433,216
  5. Step 5: Solve for x
    x = 514,251,542,212,332,503,433,216/939,439,092,778.30
  6. Step 6: Final answer
    x = 547,402,749,327.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.