Home / 1,013,872,896,007.80-1,520,809,344,011.70-850,226,481,454.20

Finding the Fourth Proportional to 1,013,872,896,007.80, 1,520,809,344,011.70 and 850,226,481,454.20

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Solution

The fourth proportional to 1,013,872,896,007.80, 1,520,809,344,011.70 and 850,226,481,454.20 is: 1,275,339,722,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,872,896,007.80 : 1,520,809,344,011.70 = 850,226,481,454.20 : x
  2. Step 2: Convert to fraction form
    1,013,872,896,007.80/1,520,809,344,011.70 = 850,226,481,454.20/x
  3. Step 3: Cross multiply
    1,013,872,896,007.80x = 1,520,809,344,011.70 × 850,226,481,454.20
  4. Step 4: Simplify right side
    1,013,872,896,007.80x = 1,293,032,377,521,737,545,285,632
  5. Step 5: Solve for x
    x = 1,293,032,377,521,737,545,285,632/1,013,872,896,007.80
  6. Step 6: Final answer
    x = 1,275,339,722,181.30

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Double scale
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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.