Home / 5,308,801,216.54-7,964,250,849.32-1,947,403,398.90

Finding the Fourth Proportional to 5,308,801,216.54, 7,964,250,849.32 and 1,947,403,398.90

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Solution

The fourth proportional to 5,308,801,216.54, 7,964,250,849.32 and 1,947,403,398.90 is: 2,921,489,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,801,216.54 : 7,964,250,849.32 = 1,947,403,398.90 : x
  2. Step 2: Convert to fraction form
    5,308,801,216.54/7,964,250,849.32 = 1,947,403,398.90/x
  3. Step 3: Cross multiply
    5,308,801,216.54x = 7,964,250,849.32 × 1,947,403,398.90
  4. Step 4: Simplify right side
    5,308,801,216.54x = 15,509,609,173,657,980,928
  5. Step 5: Solve for x
    x = 15,509,609,173,657,980,928/5,308,801,216.54
  6. Step 6: Final answer
    x = 2,921,489,907.24

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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.