Home / 1,005,451,026.94-1,508,233,268.31-305,965,959.32

Finding the Fourth Proportional to 1,005,451,026.94, 1,508,233,268.31 and 305,965,959.32

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Solution

The fourth proportional to 1,005,451,026.94, 1,508,233,268.31 and 305,965,959.32 is: 458,966,201.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,451,026.94 : 1,508,233,268.31 = 305,965,959.32 : x
  2. Step 2: Convert to fraction form
    1,005,451,026.94/1,508,233,268.31 = 305,965,959.32/x
  3. Step 3: Cross multiply
    1,005,451,026.94x = 1,508,233,268.31 × 305,965,959.32
  4. Step 4: Simplify right side
    1,005,451,026.94x = 461,468,038,819,446,592
  5. Step 5: Solve for x
    x = 461,468,038,819,446,592/1,005,451,026.94
  6. Step 6: Final answer
    x = 458,966,201.69

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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.