Home / 797,206,486.78-1,099,937,477.10-467,004,478.78

Finding the Fourth Proportional to 797,206,486.78, 1,099,937,477.10 and 467,004,478.78

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Solution

The fourth proportional to 797,206,486.78, 1,099,937,477.10 and 467,004,478.78 is: 644,344,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,206,486.78 : 1,099,937,477.10 = 467,004,478.78 : x
  2. Step 2: Convert to fraction form
    797,206,486.78/1,099,937,477.10 = 467,004,478.78/x
  3. Step 3: Cross multiply
    797,206,486.78x = 1,099,937,477.10 × 467,004,478.78
  4. Step 4: Simplify right side
    797,206,486.78x = 513,675,728,183,673,600
  5. Step 5: Solve for x
    x = 513,675,728,183,673,600/797,206,486.78
  6. Step 6: Final answer
    x = 644,344,641.82

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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.