Home / 20,165,695,646.04-27,831,100,246.54-11,477,263,219.88

Finding the Fourth Proportional to 20,165,695,646.04, 27,831,100,246.54 and 11,477,263,219.88

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Solution

The fourth proportional to 20,165,695,646.04, 27,831,100,246.54 and 11,477,263,219.88 is: 15,840,012,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,695,646.04 : 27,831,100,246.54 = 11,477,263,219.88 : x
  2. Step 2: Convert to fraction form
    20,165,695,646.04/27,831,100,246.54 = 11,477,263,219.88/x
  3. Step 3: Cross multiply
    20,165,695,646.04x = 27,831,100,246.54 × 11,477,263,219.88
  4. Step 4: Simplify right side
    20,165,695,646.04x = 319,424,863,228,244,590,592
  5. Step 5: Solve for x
    x = 319,424,863,228,244,590,592/20,165,695,646.04
  6. Step 6: Final answer
    x = 15,840,012,109.42

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Double scale
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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.