Home / 815,771,567,891.32-1,125,768,263,600-444,983,066,215.48

Finding the Fourth Proportional to 815,771,567,891.32, 1,125,768,263,600 and 444,983,066,215.48

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Solution

The fourth proportional to 815,771,567,891.32, 1,125,768,263,600 and 444,983,066,215.48 is: 614,078,540,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,771,567,891.32 : 1,125,768,263,600 = 444,983,066,215.48 : x
  2. Step 2: Convert to fraction form
    815,771,567,891.32/1,125,768,263,600 = 444,983,066,215.48/x
  3. Step 3: Cross multiply
    815,771,567,891.32x = 1,125,768,263,600 × 444,983,066,215.48
  4. Step 4: Simplify right side
    815,771,567,891.32x = 500,947,813,784,804,713,824,256
  5. Step 5: Solve for x
    x = 500,947,813,784,804,713,824,256/815,771,567,891.32
  6. Step 6: Final answer
    x = 614,078,540,491.06

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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.