Home / 11,585,644,115.74-15,989,873,618.55-6,505,578,339.10

Finding the Fourth Proportional to 11,585,644,115.74, 15,989,873,618.55 and 6,505,578,339.10

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Solution

The fourth proportional to 11,585,644,115.74, 15,989,873,618.55 and 6,505,578,339.10 is: 8,978,644,123.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585,644,115.74 : 15,989,873,618.55 = 6,505,578,339.10 : x
  2. Step 2: Convert to fraction form
    11,585,644,115.74/15,989,873,618.55 = 6,505,578,339.10/x
  3. Step 3: Cross multiply
    11,585,644,115.74x = 15,989,873,618.55 × 6,505,578,339.10
  4. Step 4: Simplify right side
    11,585,644,115.74x = 104,023,375,457,785,413,632
  5. Step 5: Solve for x
    x = 104,023,375,457,785,413,632/11,585,644,115.74
  6. Step 6: Final answer
    x = 8,978,644,123.59

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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.