Home / 875,720,546.37-1,208,493,565.25-494,322,878.29

Finding the Fourth Proportional to 875,720,546.37, 1,208,493,565.25 and 494,322,878.29

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Solution

The fourth proportional to 875,720,546.37, 1,208,493,565.25 and 494,322,878.29 is: 682,165,126.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,720,546.37 : 1,208,493,565.25 = 494,322,878.29 : x
  2. Step 2: Convert to fraction form
    875,720,546.37/1,208,493,565.25 = 494,322,878.29/x
  3. Step 3: Cross multiply
    875,720,546.37x = 1,208,493,565.25 × 494,322,878.29
  4. Step 4: Simplify right side
    875,720,546.37x = 597,386,017,569,323,904
  5. Step 5: Solve for x
    x = 597,386,017,569,323,904/875,720,546.37
  6. Step 6: Final answer
    x = 682,165,126.82

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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.