Home / 1,990,966,382,110.60-2,747,504,367,072-1,112,053,977,137.40

Finding the Fourth Proportional to 1,990,966,382,110.60, 2,747,504,367,072 and 1,112,053,977,137.40

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Solution

The fourth proportional to 1,990,966,382,110.60, 2,747,504,367,072 and 1,112,053,977,137.40 is: 1,534,618,156,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,966,382,110.60 : 2,747,504,367,072 = 1,112,053,977,137.40 : x
  2. Step 2: Convert to fraction form
    1,990,966,382,110.60/2,747,504,367,072 = 1,112,053,977,137.40/x
  3. Step 3: Cross multiply
    1,990,966,382,110.60x = 2,747,504,367,072 × 1,112,053,977,137.40
  4. Step 4: Simplify right side
    1,990,966,382,110.60x = 3,055,373,158,604,792,353,783,808
  5. Step 5: Solve for x
    x = 3,055,373,158,604,792,353,783,808/1,990,966,382,110.60
  6. Step 6: Final answer
    x = 1,534,618,156,317.55

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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.