Home / 8,015,106,989-12,025,995,026.52-3,530,906,645.78

Finding the Fourth Proportional to 8,015,106,989, 12,025,995,026.52 and 3,530,906,645.78

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Solution

The fourth proportional to 8,015,106,989, 12,025,995,026.52 and 3,530,906,645.78 is: 5,297,828,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015,106,989 : 12,025,995,026.52 = 3,530,906,645.78 : x
  2. Step 2: Convert to fraction form
    8,015,106,989/12,025,995,026.52 = 3,530,906,645.78/x
  3. Step 3: Cross multiply
    8,015,106,989x = 12,025,995,026.52 × 3,530,906,645.78
  4. Step 4: Simplify right side
    8,015,106,989x = 42,462,665,761,256,701,952
  5. Step 5: Solve for x
    x = 42,462,665,761,256,701,952/8,015,106,989
  6. Step 6: Final answer
    x = 5,297,828,939.72

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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.