Home / 1,163,790,146,891.10-1,745,685,220,336.70-687,727,850,007.90

Finding the Fourth Proportional to 1,163,790,146,891.10, 1,745,685,220,336.70 and 687,727,850,007.90

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Solution

The fourth proportional to 1,163,790,146,891.10, 1,745,685,220,336.70 and 687,727,850,007.90 is: 1,031,591,775,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,790,146,891.10 : 1,745,685,220,336.70 = 687,727,850,007.90 : x
  2. Step 2: Convert to fraction form
    1,163,790,146,891.10/1,745,685,220,336.70 = 687,727,850,007.90/x
  3. Step 3: Cross multiply
    1,163,790,146,891.10x = 1,745,685,220,336.70 × 687,727,850,007.90
  4. Step 4: Simplify right side
    1,163,790,146,891.10x = 1,200,556,343,372,725,832,646,656
  5. Step 5: Solve for x
    x = 1,200,556,343,372,725,832,646,656/1,163,790,146,891.10
  6. Step 6: Final answer
    x = 1,031,591,775,011.88

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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.