Home / 19,705,788,005.68-27,192,575,674.65-11,567,921,845.51

Finding the Fourth Proportional to 19,705,788,005.68, 27,192,575,674.65 and 11,567,921,845.51

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Solution

The fourth proportional to 19,705,788,005.68, 27,192,575,674.65 and 11,567,921,845.51 is: 15,962,903,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705,788,005.68 : 27,192,575,674.65 = 11,567,921,845.51 : x
  2. Step 2: Convert to fraction form
    19,705,788,005.68/27,192,575,674.65 = 11,567,921,845.51/x
  3. Step 3: Cross multiply
    19,705,788,005.68x = 27,192,575,674.65 × 11,567,921,845.51
  4. Step 4: Simplify right side
    19,705,788,005.68x = 314,561,590,182,467,600,384
  5. Step 5: Solve for x
    x = 314,561,590,182,467,600,384/19,705,788,005.68
  6. Step 6: Final answer
    x = 15,962,903,391.22

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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.