Home / 7,256,962,022.40-10,887,458,572.80-3,118,388,198.40

Finding the Fourth Proportional to 7,256,962,022.40, 10,887,458,572.80 and 3,118,388,198.40

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Solution

The fourth proportional to 7,256,962,022.40, 10,887,458,572.80 and 3,118,388,198.40 is: 4,678,448,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,962,022.40 : 10,887,458,572.80 = 3,118,388,198.40 : x
  2. Step 2: Convert to fraction form
    7,256,962,022.40/10,887,458,572.80 = 3,118,388,198.40/x
  3. Step 3: Cross multiply
    7,256,962,022.40x = 10,887,458,572.80 × 3,118,388,198.40
  4. Step 4: Simplify right side
    7,256,962,022.40x = 33,951,322,323,988,426,752
  5. Step 5: Solve for x
    x = 33,951,322,323,988,426,752/7,256,962,022.40
  6. Step 6: Final answer
    x = 4,678,448,394.69

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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.