Home / 19,352,518,418.51-26,707,817,673.77-11,731,885,515.24

Finding the Fourth Proportional to 19,352,518,418.51, 26,707,817,673.77 and 11,731,885,515.24

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Solution

The fourth proportional to 19,352,518,418.51, 26,707,817,673.77 and 11,731,885,515.24 is: 16,190,815,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352,518,418.51 : 26,707,817,673.77 = 11,731,885,515.24 : x
  2. Step 2: Convert to fraction form
    19,352,518,418.51/26,707,817,673.77 = 11,731,885,515.24/x
  3. Step 3: Cross multiply
    19,352,518,418.51x = 26,707,817,673.77 × 11,731,885,515.24
  4. Step 4: Simplify right side
    19,352,518,418.51x = 313,333,059,310,514,470,912
  5. Step 5: Solve for x
    x = 313,333,059,310,514,470,912/19,352,518,418.51
  6. Step 6: Final answer
    x = 16,190,815,713.73

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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.