Home / 12,557,645,284,390-17,332,774,825,350-8,178,887,194,753.80

Finding the Fourth Proportional to 12,557,645,284,390, 17,332,774,825,350 and 8,178,887,194,753.80

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Solution

The fourth proportional to 12,557,645,284,390, 17,332,774,825,350 and 8,178,887,194,753.80 is: 11,288,964,360,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557,645,284,390 : 17,332,774,825,350 = 8,178,887,194,753.80 : x
  2. Step 2: Convert to fraction form
    12,557,645,284,390/17,332,774,825,350 = 8,178,887,194,753.80/x
  3. Step 3: Cross multiply
    12,557,645,284,390x = 17,332,774,825,350 × 8,178,887,194,753.80
  4. Step 4: Simplify right side
    12,557,645,284,390x = 141,762,810,068,606,149,868,912,640
  5. Step 5: Solve for x
    x = 141,762,810,068,606,149,868,912,640/12,557,645,284,390
  6. Step 6: Final answer
    x = 11,288,964,360,605.64

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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.