Home / 1,361,336,029.10-2,042,004,043.65-1,331,102,941.10

Finding the Fourth Proportional to 1,361,336,029.10, 2,042,004,043.65 and 1,331,102,941.10

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Solution

The fourth proportional to 1,361,336,029.10, 2,042,004,043.65 and 1,331,102,941.10 is: 1,996,654,411.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,336,029.10 : 2,042,004,043.65 = 1,331,102,941.10 : x
  2. Step 2: Convert to fraction form
    1,361,336,029.10/2,042,004,043.65 = 1,331,102,941.10/x
  3. Step 3: Cross multiply
    1,361,336,029.10x = 2,042,004,043.65 × 1,331,102,941.10
  4. Step 4: Simplify right side
    1,361,336,029.10x = 2,718,117,588,240,607,744
  5. Step 5: Solve for x
    x = 2,718,117,588,240,607,744/1,361,336,029.10
  6. Step 6: Final answer
    x = 1,996,654,411.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.