Home / 20,165,692,501.09-27,831,095,913.53-11,477,260,076.80

Finding the Fourth Proportional to 20,165,692,501.09, 27,831,095,913.53 and 11,477,260,076.80

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Solution

The fourth proportional to 20,165,692,501.09, 27,831,095,913.53 and 11,477,260,076.80 is: 15,840,007,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,692,501.09 : 27,831,095,913.53 = 11,477,260,076.80 : x
  2. Step 2: Convert to fraction form
    20,165,692,501.09/27,831,095,913.53 = 11,477,260,076.80/x
  3. Step 3: Cross multiply
    20,165,692,501.09x = 27,831,095,913.53 × 11,477,260,076.80
  4. Step 4: Simplify right side
    20,165,692,501.09x = 319,424,726,021,949,489,152
  5. Step 5: Solve for x
    x = 319,424,726,021,949,489,152/20,165,692,501.09
  6. Step 6: Final answer
    x = 15,840,007,775.81

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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.