Home / 1,557,408,304.67-2,149,223,286.96-842,943,736.04

Finding the Fourth Proportional to 1,557,408,304.67, 2,149,223,286.96 and 842,943,736.04

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Solution

The fourth proportional to 1,557,408,304.67, 2,149,223,286.96 and 842,943,736.04 is: 1,163,262,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,408,304.67 : 2,149,223,286.96 = 842,943,736.04 : x
  2. Step 2: Convert to fraction form
    1,557,408,304.67/2,149,223,286.96 = 842,943,736.04/x
  3. Step 3: Cross multiply
    1,557,408,304.67x = 2,149,223,286.96 × 842,943,736.04
  4. Step 4: Simplify right side
    1,557,408,304.67x = 1,811,674,307,083,485,184
  5. Step 5: Solve for x
    x = 1,811,674,307,083,485,184/1,557,408,304.67
  6. Step 6: Final answer
    x = 1,163,262,261.83

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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.