Home / 3,488,858,507.47-4,815,031,780.32-1,983,710,383.49

Finding the Fourth Proportional to 3,488,858,507.47, 4,815,031,780.32 and 1,983,710,383.49

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Solution

The fourth proportional to 3,488,858,507.47, 4,815,031,780.32 and 1,983,710,383.49 is: 2,737,751,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,858,507.47 : 4,815,031,780.32 = 1,983,710,383.49 : x
  2. Step 2: Convert to fraction form
    3,488,858,507.47/4,815,031,780.32 = 1,983,710,383.49/x
  3. Step 3: Cross multiply
    3,488,858,507.47x = 4,815,031,780.32 × 1,983,710,383.49
  4. Step 4: Simplify right side
    3,488,858,507.47x = 9,551,628,539,455,123,456
  5. Step 5: Solve for x
    x = 9,551,628,539,455,123,456/3,488,858,507.47
  6. Step 6: Final answer
    x = 2,737,751,765.80

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1.5x scale

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.