Home / 1,658,629,267.98-2,288,893,320.88-905,942,286.90

Finding the Fourth Proportional to 1,658,629,267.98, 2,288,893,320.88 and 905,942,286.90

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Solution

The fourth proportional to 1,658,629,267.98, 2,288,893,320.88 and 905,942,286.90 is: 1,250,192,125.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,629,267.98 : 2,288,893,320.88 = 905,942,286.90 : x
  2. Step 2: Convert to fraction form
    1,658,629,267.98/2,288,893,320.88 = 905,942,286.90/x
  3. Step 3: Cross multiply
    1,658,629,267.98x = 2,288,893,320.88 × 905,942,286.90
  4. Step 4: Simplify right side
    1,658,629,267.98x = 2,073,605,249,588,162,816
  5. Step 5: Solve for x
    x = 2,073,605,249,588,162,816/1,658,629,267.98
  6. Step 6: Final answer
    x = 1,250,192,125.28

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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.