Home / 3,108,472,737.20-4,662,709,105.80-1,267,221,690.80

Finding the Fourth Proportional to 3,108,472,737.20, 4,662,709,105.80 and 1,267,221,690.80

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Solution

The fourth proportional to 3,108,472,737.20, 4,662,709,105.80 and 1,267,221,690.80 is: 1,900,832,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,472,737.20 : 4,662,709,105.80 = 1,267,221,690.80 : x
  2. Step 2: Convert to fraction form
    3,108,472,737.20/4,662,709,105.80 = 1,267,221,690.80/x
  3. Step 3: Cross multiply
    3,108,472,737.20x = 4,662,709,105.80 × 1,267,221,690.80
  4. Step 4: Simplify right side
    3,108,472,737.20x = 5,908,686,116,760,431,616
  5. Step 5: Solve for x
    x = 5,908,686,116,760,431,616/3,108,472,737.20
  6. Step 6: Final answer
    x = 1,900,832,536.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.