Home / 203,718,831,419.54-281,123,802,364.90-111,017,717,407.06

Finding the Fourth Proportional to 203,718,831,419.54, 281,123,802,364.90 and 111,017,717,407.06

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Solution

The fourth proportional to 203,718,831,419.54, 281,123,802,364.90 and 111,017,717,407.06 is: 153,199,989,563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,718,831,419.54 : 281,123,802,364.90 = 111,017,717,407.06 : x
  2. Step 2: Convert to fraction form
    203,718,831,419.54/281,123,802,364.90 = 111,017,717,407.06/x
  3. Step 3: Cross multiply
    203,718,831,419.54x = 281,123,802,364.90 × 111,017,717,407.06
  4. Step 4: Simplify right side
    203,718,831,419.54x = 31,209,722,847,344,654,811,136
  5. Step 5: Solve for x
    x = 31,209,722,847,344,654,811,136/203,718,831,419.54
  6. Step 6: Final answer
    x = 153,199,989,563.42

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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.