Home / 203,718,831,445.56-281,123,802,400.90-111,017,717,433.08

Finding the Fourth Proportional to 203,718,831,445.56, 281,123,802,400.90 and 111,017,717,433.08

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Solution

The fourth proportional to 203,718,831,445.56, 281,123,802,400.90 and 111,017,717,433.08 is: 153,199,989,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,718,831,445.56 : 281,123,802,400.90 = 111,017,717,433.08 : x
  2. Step 2: Convert to fraction form
    203,718,831,445.56/281,123,802,400.90 = 111,017,717,433.08/x
  3. Step 3: Cross multiply
    203,718,831,445.56x = 281,123,802,400.90 × 111,017,717,433.08
  4. Step 4: Simplify right side
    203,718,831,445.56x = 31,209,722,858,656,134,856,704
  5. Step 5: Solve for x
    x = 31,209,722,858,656,134,856,704/203,718,831,445.56
  6. Step 6: Final answer
    x = 153,199,989,599.37

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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.