Home / 19,887,208,172,385-27,444,055,205,280-11,107,997,172,180

Finding the Fourth Proportional to 19,887,208,172,385, 27,444,055,205,280 and 11,107,997,172,180

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Solution

The fourth proportional to 19,887,208,172,385, 27,444,055,205,280 and 11,107,997,172,180 is: 15,328,872,960,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,887,208,172,385 : 27,444,055,205,280 = 11,107,997,172,180 : x
  2. Step 2: Convert to fraction form
    19,887,208,172,385/27,444,055,205,280 = 11,107,997,172,180/x
  3. Step 3: Cross multiply
    19,887,208,172,385x = 27,444,055,205,280 × 11,107,997,172,180
  4. Step 4: Simplify right side
    19,887,208,172,385x = 304,848,487,613,402,057,784,950,784
  5. Step 5: Solve for x
    x = 304,848,487,613,402,057,784,950,784/19,887,208,172,385
  6. Step 6: Final answer
    x = 15,328,872,960,494.72

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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.