Home / 815,771,569,308.90-1,125,768,265,556.10-444,983,067,632.20

Finding the Fourth Proportional to 815,771,569,308.90, 1,125,768,265,556.10 and 444,983,067,632.20

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Solution

The fourth proportional to 815,771,569,308.90, 1,125,768,265,556.10 and 444,983,067,632.20 is: 614,078,542,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,771,569,308.90 : 1,125,768,265,556.10 = 444,983,067,632.20 : x
  2. Step 2: Convert to fraction form
    815,771,569,308.90/1,125,768,265,556.10 = 444,983,067,632.20/x
  3. Step 3: Cross multiply
    815,771,569,308.90x = 1,125,768,265,556.10 × 444,983,067,632.20
  4. Step 4: Simplify right side
    815,771,569,308.90x = 500,947,816,250,134,597,992,448
  5. Step 5: Solve for x
    x = 500,947,816,250,134,597,992,448/815,771,569,308.90
  6. Step 6: Final answer
    x = 614,078,542,446.05

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Double scale
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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.