Home / 1,914,836,929.82-2,642,361,081.90-1,111,002,155.32

Finding the Fourth Proportional to 1,914,836,929.82, 2,642,361,081.90 and 1,111,002,155.32

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Solution

The fourth proportional to 1,914,836,929.82, 2,642,361,081.90 and 1,111,002,155.32 is: 1,533,116,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,836,929.82 : 2,642,361,081.90 = 1,111,002,155.32 : x
  2. Step 2: Convert to fraction form
    1,914,836,929.82/2,642,361,081.90 = 1,111,002,155.32/x
  3. Step 3: Cross multiply
    1,914,836,929.82x = 2,642,361,081.90 × 1,111,002,155.32
  4. Step 4: Simplify right side
    1,914,836,929.82x = 2,935,668,857,124,587,008
  5. Step 5: Solve for x
    x = 2,935,668,857,124,587,008/1,914,836,929.82
  6. Step 6: Final answer
    x = 1,533,116,899.62

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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.