Home / 1,929,817,930.05-2,887,422,074.46-1,143,293,844.96

Finding the Fourth Proportional to 1,929,817,930.05, 2,887,422,074.46 and 1,143,293,844.96

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Solution

The fourth proportional to 1,929,817,930.05, 2,887,422,074.46 and 1,143,293,844.96 is: 1,710,613,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,817,930.05 : 2,887,422,074.46 = 1,143,293,844.96 : x
  2. Step 2: Convert to fraction form
    1,929,817,930.05/2,887,422,074.46 = 1,143,293,844.96/x
  3. Step 3: Cross multiply
    1,929,817,930.05x = 2,887,422,074.46 × 1,143,293,844.96
  4. Step 4: Simplify right side
    1,929,817,930.05x = 3,301,171,885,531,752,960
  5. Step 5: Solve for x
    x = 3,301,171,885,531,752,960/1,929,817,930.05
  6. Step 6: Final answer
    x = 1,710,613,127.86

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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.