Home / 1,013,872,896,009.30-1,520,809,344,013.90-850,226,481,455.70

Finding the Fourth Proportional to 1,013,872,896,009.30, 1,520,809,344,013.90 and 850,226,481,455.70

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Solution

The fourth proportional to 1,013,872,896,009.30, 1,520,809,344,013.90 and 850,226,481,455.70 is: 1,275,339,722,183.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,872,896,009.30 : 1,520,809,344,013.90 = 850,226,481,455.70 : x
  2. Step 2: Convert to fraction form
    1,013,872,896,009.30/1,520,809,344,013.90 = 850,226,481,455.70/x
  3. Step 3: Cross multiply
    1,013,872,896,009.30x = 1,520,809,344,013.90 × 850,226,481,455.70
  4. Step 4: Simplify right side
    1,013,872,896,009.30x = 1,293,032,377,525,889,168,048,128
  5. Step 5: Solve for x
    x = 1,293,032,377,525,889,168,048,128/1,013,872,896,009.30
  6. Step 6: Final answer
    x = 1,275,339,722,183.51

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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.