Home / 2,873,159,107.50-3,964,957,814.64-1,553,059,663.50

Finding the Fourth Proportional to 2,873,159,107.50, 3,964,957,814.64 and 1,553,059,663.50

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Solution

The fourth proportional to 2,873,159,107.50, 3,964,957,814.64 and 1,553,059,663.50 is: 2,143,221,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,159,107.50 : 3,964,957,814.64 = 1,553,059,663.50 : x
  2. Step 2: Convert to fraction form
    2,873,159,107.50/3,964,957,814.64 = 1,553,059,663.50/x
  3. Step 3: Cross multiply
    2,873,159,107.50x = 3,964,957,814.64 × 1,553,059,663.50
  4. Step 4: Simplify right side
    2,873,159,107.50x = 6,157,816,049,396,493,312
  5. Step 5: Solve for x
    x = 6,157,816,049,396,493,312/2,873,159,107.50
  6. Step 6: Final answer
    x = 2,143,221,387.68

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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.