Home / 15,716,567,596.57-21,688,752,949.52-8,579,981,408.35

Finding the Fourth Proportional to 15,716,567,596.57, 21,688,752,949.52 and 8,579,981,408.35

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Solution

The fourth proportional to 15,716,567,596.57, 21,688,752,949.52 and 8,579,981,408.35 is: 11,840,314,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716,567,596.57 : 21,688,752,949.52 = 8,579,981,408.35 : x
  2. Step 2: Convert to fraction form
    15,716,567,596.57/21,688,752,949.52 = 8,579,981,408.35/x
  3. Step 3: Cross multiply
    15,716,567,596.57x = 21,688,752,949.52 × 8,579,981,408.35
  4. Step 4: Simplify right side
    15,716,567,596.57x = 186,089,097,077,177,843,712
  5. Step 5: Solve for x
    x = 186,089,097,077,177,843,712/15,716,567,596.57
  6. Step 6: Final answer
    x = 11,840,314,110.17

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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.