Home / 201,590,100.42-302,139,489.48-104,492,277.06

Finding the Fourth Proportional to 201,590,100.42, 302,139,489.48 and 104,492,277.06

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Solution

The fourth proportional to 201,590,100.42, 302,139,489.48 and 104,492,277.06 is: 156,611,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,590,100.42 : 302,139,489.48 = 104,492,277.06 : x
  2. Step 2: Convert to fraction form
    201,590,100.42/302,139,489.48 = 104,492,277.06/x
  3. Step 3: Cross multiply
    201,590,100.42x = 302,139,489.48 × 104,492,277.06
  4. Step 4: Simplify right side
    201,590,100.42x = 31,571,243,245,511,120
  5. Step 5: Solve for x
    x = 31,571,243,245,511,120/201,590,100.42
  6. Step 6: Final answer
    x = 156,611,079.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.