Home / 903,108,666,194.10-1,246,322,847,334.80-491,557,261,667.90

Finding the Fourth Proportional to 903,108,666,194.10, 1,246,322,847,334.80 and 491,557,261,667.90

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Solution

The fourth proportional to 903,108,666,194.10, 1,246,322,847,334.80 and 491,557,261,667.90 is: 678,366,921,858.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,108,666,194.10 : 1,246,322,847,334.80 = 491,557,261,667.90 : x
  2. Step 2: Convert to fraction form
    903,108,666,194.10/1,246,322,847,334.80 = 491,557,261,667.90/x
  3. Step 3: Cross multiply
    903,108,666,194.10x = 1,246,322,847,334.80 × 491,557,261,667.90
  4. Step 4: Simplify right side
    903,108,666,194.10x = 612,639,045,990,034,521,980,928
  5. Step 5: Solve for x
    x = 612,639,045,990,034,521,980,928/903,108,666,194.10
  6. Step 6: Final answer
    x = 678,366,921,858.73

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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.