Home / 2,310,893,741.12-3,189,033,362.67-1,320,840,415.76

Finding the Fourth Proportional to 2,310,893,741.12, 3,189,033,362.67 and 1,320,840,415.76

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Solution

The fourth proportional to 2,310,893,741.12, 3,189,033,362.67 and 1,320,840,415.76 is: 1,822,759,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,893,741.12 : 3,189,033,362.67 = 1,320,840,415.76 : x
  2. Step 2: Convert to fraction form
    2,310,893,741.12/3,189,033,362.67 = 1,320,840,415.76/x
  3. Step 3: Cross multiply
    2,310,893,741.12x = 3,189,033,362.67 × 1,320,840,415.76
  4. Step 4: Simplify right side
    2,310,893,741.12x = 4,212,204,152,621,553,664
  5. Step 5: Solve for x
    x = 4,212,204,152,621,553,664/2,310,893,741.12
  6. Step 6: Final answer
    x = 1,822,759,773.71

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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.