Home / 1,917,112,882.28-2,645,166,477.39-1,164,405,093.32

Finding the Fourth Proportional to 1,917,112,882.28, 2,645,166,477.39 and 1,164,405,093.32

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Solution

The fourth proportional to 1,917,112,882.28, 2,645,166,477.39 and 1,164,405,093.32 is: 1,606,606,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,112,882.28 : 2,645,166,477.39 = 1,164,405,093.32 : x
  2. Step 2: Convert to fraction form
    1,917,112,882.28/2,645,166,477.39 = 1,164,405,093.32/x
  3. Step 3: Cross multiply
    1,917,112,882.28x = 2,645,166,477.39 × 1,164,405,093.32
  4. Step 4: Simplify right side
    1,917,112,882.28x = 3,080,045,318,957,803,520
  5. Step 5: Solve for x
    x = 3,080,045,318,957,803,520/1,917,112,882.28
  6. Step 6: Final answer
    x = 1,606,606,135.42

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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.