Home / 2,120,145,226.62-3,181,670,518.77-739,959,734.22

Finding the Fourth Proportional to 2,120,145,226.62, 3,181,670,518.77 and 739,959,734.22

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Solution

The fourth proportional to 2,120,145,226.62, 3,181,670,518.77 and 739,959,734.22 is: 1,110,446,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,145,226.62 : 3,181,670,518.77 = 739,959,734.22 : x
  2. Step 2: Convert to fraction form
    2,120,145,226.62/3,181,670,518.77 = 739,959,734.22/x
  3. Step 3: Cross multiply
    2,120,145,226.62x = 3,181,670,518.77 × 739,959,734.22
  4. Step 4: Simplify right side
    2,120,145,226.62x = 2,354,308,071,444,658,688
  5. Step 5: Solve for x
    x = 2,354,308,071,444,658,688/2,120,145,226.62
  6. Step 6: Final answer
    x = 1,110,446,606.15

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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.