Home / 463,244,936.80-695,259,315.60-190,811,221.60

Finding the Fourth Proportional to 463,244,936.80, 695,259,315.60 and 190,811,221.60

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Solution

The fourth proportional to 463,244,936.80, 695,259,315.60 and 190,811,221.60 is: 286,378,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,244,936.80 : 695,259,315.60 = 190,811,221.60 : x
  2. Step 2: Convert to fraction form
    463,244,936.80/695,259,315.60 = 190,811,221.60/x
  3. Step 3: Cross multiply
    463,244,936.80x = 695,259,315.60 × 190,811,221.60
  4. Step 4: Simplify right side
    463,244,936.80x = 132,663,279,338,415,936
  5. Step 5: Solve for x
    x = 132,663,279,338,415,936/463,244,936.80
  6. Step 6: Final answer
    x = 286,378,260.83

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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.