Home / 1,459,370,906.24-2,013,932,936.40-790,321,144.64

Finding the Fourth Proportional to 1,459,370,906.24, 2,013,932,936.40 and 790,321,144.64

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Solution

The fourth proportional to 1,459,370,906.24, 2,013,932,936.40 and 790,321,144.64 is: 1,090,643,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,370,906.24 : 2,013,932,936.40 = 790,321,144.64 : x
  2. Step 2: Convert to fraction form
    1,459,370,906.24/2,013,932,936.40 = 790,321,144.64/x
  3. Step 3: Cross multiply
    1,459,370,906.24x = 2,013,932,936.40 × 790,321,144.64
  4. Step 4: Simplify right side
    1,459,370,906.24x = 1,591,653,783,523,844,352
  5. Step 5: Solve for x
    x = 1,591,653,783,523,844,352/1,459,370,906.24
  6. Step 6: Final answer
    x = 1,090,643,767.61

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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.