Home / 1,481,026,431.58-2,043,805,151.29-811,963,470.22

Finding the Fourth Proportional to 1,481,026,431.58, 2,043,805,151.29 and 811,963,470.22

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Solution

The fourth proportional to 1,481,026,431.58, 2,043,805,151.29 and 811,963,470.22 is: 1,120,503,380.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,026,431.58 : 2,043,805,151.29 = 811,963,470.22 : x
  2. Step 2: Convert to fraction form
    1,481,026,431.58/2,043,805,151.29 = 811,963,470.22/x
  3. Step 3: Cross multiply
    1,481,026,431.58x = 2,043,805,151.29 × 811,963,470.22
  4. Step 4: Simplify right side
    1,481,026,431.58x = 1,659,495,123,094,940,416
  5. Step 5: Solve for x
    x = 1,659,495,123,094,940,416/1,481,026,431.58
  6. Step 6: Final answer
    x = 1,120,503,380.43

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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.