Home / 1,044,271,800.90-1,441,469,932.52-620,884,452.08

Finding the Fourth Proportional to 1,044,271,800.90, 1,441,469,932.52 and 620,884,452.08

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Solution

The fourth proportional to 1,044,271,800.90, 1,441,469,932.52 and 620,884,452.08 is: 857,043,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,271,800.90 : 1,441,469,932.52 = 620,884,452.08 : x
  2. Step 2: Convert to fraction form
    1,044,271,800.90/1,441,469,932.52 = 620,884,452.08/x
  3. Step 3: Cross multiply
    1,044,271,800.90x = 1,441,469,932.52 × 620,884,452.08
  4. Step 4: Simplify right side
    1,044,271,800.90x = 894,986,269,232,163,072
  5. Step 5: Solve for x
    x = 894,986,269,232,163,072/1,044,271,800.90
  6. Step 6: Final answer
    x = 857,043,413.85

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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.