Home / 203,718,831,447.06-281,123,802,402.97-111,017,717,434.58

Finding the Fourth Proportional to 203,718,831,447.06, 281,123,802,402.97 and 111,017,717,434.58

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Solution

The fourth proportional to 203,718,831,447.06, 281,123,802,402.97 and 111,017,717,434.58 is: 153,199,989,601.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,718,831,447.06 : 281,123,802,402.97 = 111,017,717,434.58 : x
  2. Step 2: Convert to fraction form
    203,718,831,447.06/281,123,802,402.97 = 111,017,717,434.58/x
  3. Step 3: Cross multiply
    203,718,831,447.06x = 281,123,802,402.97 × 111,017,717,434.58
  4. Step 4: Simplify right side
    203,718,831,447.06x = 31,209,722,859,307,623,514,112
  5. Step 5: Solve for x
    x = 31,209,722,859,307,623,514,112/203,718,831,447.06
  6. Step 6: Final answer
    x = 153,199,989,601.44

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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.