Home / 647,558,489.06-893,633,407.31-350,200,731.23

Finding the Fourth Proportional to 647,558,489.06, 893,633,407.31 and 350,200,731.23

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Solution

The fourth proportional to 647,558,489.06, 893,633,407.31 and 350,200,731.23 is: 483,278,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,558,489.06 : 893,633,407.31 = 350,200,731.23 : x
  2. Step 2: Convert to fraction form
    647,558,489.06/893,633,407.31 = 350,200,731.23/x
  3. Step 3: Cross multiply
    647,558,489.06x = 893,633,407.31 × 350,200,731.23
  4. Step 4: Simplify right side
    647,558,489.06x = 312,951,072,691,518,400
  5. Step 5: Solve for x
    x = 312,951,072,691,518,400/647,558,489.06
  6. Step 6: Final answer
    x = 483,278,465.16

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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.