Home / 19,972,790,696.51-27,552,001,489.70-12,349,399,698.97

Finding the Fourth Proportional to 19,972,790,696.51, 27,552,001,489.70 and 12,349,399,698.97

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Solution

The fourth proportional to 19,972,790,696.51, 27,552,001,489.70 and 12,349,399,698.97 is: 17,035,710,435.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972,790,696.51 : 27,552,001,489.70 = 12,349,399,698.97 : x
  2. Step 2: Convert to fraction form
    19,972,790,696.51/27,552,001,489.70 = 12,349,399,698.97/x
  3. Step 3: Cross multiply
    19,972,790,696.51x = 27,552,001,489.70 × 12,349,399,698.97
  4. Step 4: Simplify right side
    19,972,790,696.51x = 340,250,678,902,922,149,888
  5. Step 5: Solve for x
    x = 340,250,678,902,922,149,888/19,972,790,696.51
  6. Step 6: Final answer
    x = 17,035,710,435.92

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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.