Home / 20,165,692,542.17-27,831,095,970.26-11,477,260,118.03

Finding the Fourth Proportional to 20,165,692,542.17, 27,831,095,970.26 and 11,477,260,118.03

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Solution

The fourth proportional to 20,165,692,542.17, 27,831,095,970.26 and 11,477,260,118.03 is: 15,840,007,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,692,542.17 : 27,831,095,970.26 = 11,477,260,118.03 : x
  2. Step 2: Convert to fraction form
    20,165,692,542.17/27,831,095,970.26 = 11,477,260,118.03/x
  3. Step 3: Cross multiply
    20,165,692,542.17x = 27,831,095,970.26 × 11,477,260,118.03
  4. Step 4: Simplify right side
    20,165,692,542.17x = 319,424,727,820,334,006,272
  5. Step 5: Solve for x
    x = 319,424,727,820,334,006,272/20,165,692,542.17
  6. Step 6: Final answer
    x = 15,840,007,832.73

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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.