Home / 1,410,834,272.64-2,115,067,622.88-623,760,851.28

Finding the Fourth Proportional to 1,410,834,272.64, 2,115,067,622.88 and 623,760,851.28

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Solution

The fourth proportional to 1,410,834,272.64, 2,115,067,622.88 and 623,760,851.28 is: 935,117,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,834,272.64 : 2,115,067,622.88 = 623,760,851.28 : x
  2. Step 2: Convert to fraction form
    1,410,834,272.64/2,115,067,622.88 = 623,760,851.28/x
  3. Step 3: Cross multiply
    1,410,834,272.64x = 2,115,067,622.88 × 623,760,851.28
  4. Step 4: Simplify right side
    1,410,834,272.64x = 1,319,296,380,962,394,880
  5. Step 5: Solve for x
    x = 1,319,296,380,962,394,880/1,410,834,272.64
  6. Step 6: Final answer
    x = 935,117,899.07

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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.