Home / 2,578,410,029.76-3,867,610,219.92-807,916,289.52

Finding the Fourth Proportional to 2,578,410,029.76, 3,867,610,219.92 and 807,916,289.52

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Solution

The fourth proportional to 2,578,410,029.76, 3,867,610,219.92 and 807,916,289.52 is: 1,211,872,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,410,029.76 : 3,867,610,219.92 = 807,916,289.52 : x
  2. Step 2: Convert to fraction form
    2,578,410,029.76/3,867,610,219.92 = 807,916,289.52/x
  3. Step 3: Cross multiply
    2,578,410,029.76x = 3,867,610,219.92 × 807,916,289.52
  4. Step 4: Simplify right side
    2,578,410,029.76x = 3,124,705,298,187,397,632
  5. Step 5: Solve for x
    x = 3,124,705,298,187,397,632/2,578,410,029.76
  6. Step 6: Final answer
    x = 1,211,872,922.51

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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.