Home / 1,580,322,533.73-2,180,979,019.68-875,695,540.65

Finding the Fourth Proportional to 1,580,322,533.73, 2,180,979,019.68 and 875,695,540.65

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Solution

The fourth proportional to 1,580,322,533.73, 2,180,979,019.68 and 875,695,540.65 is: 1,208,534,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,322,533.73 : 2,180,979,019.68 = 875,695,540.65 : x
  2. Step 2: Convert to fraction form
    1,580,322,533.73/2,180,979,019.68 = 875,695,540.65/x
  3. Step 3: Cross multiply
    1,580,322,533.73x = 2,180,979,019.68 × 875,695,540.65
  4. Step 4: Simplify right side
    1,580,322,533.73x = 1,909,873,601,796,491,008
  5. Step 5: Solve for x
    x = 1,909,873,601,796,491,008/1,580,322,533.73
  6. Step 6: Final answer
    x = 1,208,534,056.20

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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.