Home / 1,541,212,917.09-2,126,873,840.82-836,364,898.53

Finding the Fourth Proportional to 1,541,212,917.09, 2,126,873,840.82 and 836,364,898.53

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Solution

The fourth proportional to 1,541,212,917.09, 2,126,873,840.82 and 836,364,898.53 is: 1,154,183,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,212,917.09 : 2,126,873,840.82 = 836,364,898.53 : x
  2. Step 2: Convert to fraction form
    1,541,212,917.09/2,126,873,840.82 = 836,364,898.53/x
  3. Step 3: Cross multiply
    1,541,212,917.09x = 2,126,873,840.82 × 836,364,898.53
  4. Step 4: Simplify right side
    1,541,212,917.09x = 1,778,842,624,063,530,496
  5. Step 5: Solve for x
    x = 1,778,842,624,063,530,496/1,541,212,917.09
  6. Step 6: Final answer
    x = 1,154,183,568.24

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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.