Home / 15,550,752,959.58-21,460,025,217.96-8,777,997,121.98

Finding the Fourth Proportional to 15,550,752,959.58, 21,460,025,217.96 and 8,777,997,121.98

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Solution

The fourth proportional to 15,550,752,959.58, 21,460,025,217.96 and 8,777,997,121.98 is: 12,113,628,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550,752,959.58 : 21,460,025,217.96 = 8,777,997,121.98 : x
  2. Step 2: Convert to fraction form
    15,550,752,959.58/21,460,025,217.96 = 8,777,997,121.98/x
  3. Step 3: Cross multiply
    15,550,752,959.58x = 21,460,025,217.96 × 8,777,997,121.98
  4. Step 4: Simplify right side
    15,550,752,959.58x = 188,376,039,600,871,079,936
  5. Step 5: Solve for x
    x = 188,376,039,600,871,079,936/15,550,752,959.58
  6. Step 6: Final answer
    x = 12,113,628,201.19

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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.