Home / 3,103,765,326-4,288,798,913.32-2,210,140,620.96

Finding the Fourth Proportional to 3,103,765,326, 4,288,798,913.32 and 2,210,140,620.96

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Solution

The fourth proportional to 3,103,765,326, 4,288,798,913.32 and 2,210,140,620.96 is: 3,053,983,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,765,326 : 4,288,798,913.32 = 2,210,140,620.96 : x
  2. Step 2: Convert to fraction form
    3,103,765,326/4,288,798,913.32 = 2,210,140,620.96/x
  3. Step 3: Cross multiply
    3,103,765,326x = 4,288,798,913.32 × 2,210,140,620.96
  4. Step 4: Simplify right side
    3,103,765,326x = 9,478,848,693,457,639,424
  5. Step 5: Solve for x
    x = 9,478,848,693,457,639,424/3,103,765,326
  6. Step 6: Final answer
    x = 3,053,983,693.31

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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.