Home / 20,649,669,155,517-28,499,042,262,957-11,752,714,353,191

Finding the Fourth Proportional to 20,649,669,155,517, 28,499,042,262,957 and 11,752,714,353,191

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Solution

The fourth proportional to 20,649,669,155,517, 28,499,042,262,957 and 11,752,714,353,191 is: 16,220,168,010,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,649,669,155,517 : 28,499,042,262,957 = 11,752,714,353,191 : x
  2. Step 2: Convert to fraction form
    20,649,669,155,517/28,499,042,262,957 = 11,752,714,353,191/x
  3. Step 3: Cross multiply
    20,649,669,155,517x = 28,499,042,262,957 × 11,752,714,353,191
  4. Step 4: Simplify right side
    20,649,669,155,517x = 334,941,103,056,051,643,680,292,864
  5. Step 5: Solve for x
    x = 334,941,103,056,051,643,680,292,864/20,649,669,155,517
  6. Step 6: Final answer
    x = 16,220,168,010,128.38

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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.