Home / 20,165,692,534.06-27,831,095,959.04-11,477,260,109.90

Finding the Fourth Proportional to 20,165,692,534.06, 27,831,095,959.04 and 11,477,260,109.90

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Solution

The fourth proportional to 20,165,692,534.06, 27,831,095,959.04 and 11,477,260,109.90 is: 15,840,007,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,692,534.06 : 27,831,095,959.04 = 11,477,260,109.90 : x
  2. Step 2: Convert to fraction form
    20,165,692,534.06/27,831,095,959.04 = 11,477,260,109.90/x
  3. Step 3: Cross multiply
    20,165,692,534.06x = 27,831,095,959.04 × 11,477,260,109.90
  4. Step 4: Simplify right side
    20,165,692,534.06x = 319,424,727,465,488,875,520
  5. Step 5: Solve for x
    x = 319,424,727,465,488,875,520/20,165,692,534.06
  6. Step 6: Final answer
    x = 15,840,007,821.50

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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.