Home / 15,107,335,855.22-20,848,143,562.89-8,333,002,513.46

Finding the Fourth Proportional to 15,107,335,855.22, 20,848,143,562.89 and 8,333,002,513.46

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Solution

The fourth proportional to 15,107,335,855.22, 20,848,143,562.89 and 8,333,002,513.46 is: 11,499,554,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107,335,855.22 : 20,848,143,562.89 = 8,333,002,513.46 : x
  2. Step 2: Convert to fraction form
    15,107,335,855.22/20,848,143,562.89 = 8,333,002,513.46/x
  3. Step 3: Cross multiply
    15,107,335,855.22x = 20,848,143,562.89 × 8,333,002,513.46
  4. Step 4: Simplify right side
    15,107,335,855.22x = 173,727,632,710,537,281,536
  5. Step 5: Solve for x
    x = 173,727,632,710,537,281,536/15,107,335,855.22
  6. Step 6: Final answer
    x = 11,499,554,545.91

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1.5x scale

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.