Home / 89,820,420,992.01-123,953,160,521.07-49,723,069,996.17

Finding the Fourth Proportional to 89,820,420,992.01, 123,953,160,521.07 and 49,723,069,996.17

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Solution

The fourth proportional to 89,820,420,992.01, 123,953,160,521.07 and 49,723,069,996.17 is: 68,618,378,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,820,420,992.01 : 123,953,160,521.07 = 49,723,069,996.17 : x
  2. Step 2: Convert to fraction form
    89,820,420,992.01/123,953,160,521.07 = 49,723,069,996.17/x
  3. Step 3: Cross multiply
    89,820,420,992.01x = 123,953,160,521.07 × 49,723,069,996.17
  4. Step 4: Simplify right side
    89,820,420,992.01x = 6,163,331,676,835,659,382,784
  5. Step 5: Solve for x
    x = 6,163,331,676,835,659,382,784/89,820,420,992.01
  6. Step 6: Final answer
    x = 68,618,378,858.23

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Double scale
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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.