Home / 243,083,868.21-364,625,256.78-187,832,051.01

Finding the Fourth Proportional to 243,083,868.21, 364,625,256.78 and 187,832,051.01

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Solution

The fourth proportional to 243,083,868.21, 364,625,256.78 and 187,832,051.01 is: 281,747,654.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,083,868.21 : 364,625,256.78 = 187,832,051.01 : x
  2. Step 2: Convert to fraction form
    243,083,868.21/364,625,256.78 = 187,832,051.01/x
  3. Step 3: Cross multiply
    243,083,868.21x = 364,625,256.78 × 187,832,051.01
  4. Step 4: Simplify right side
    243,083,868.21x = 68,488,309,831,035,296
  5. Step 5: Solve for x
    x = 68,488,309,831,035,296/243,083,868.21
  6. Step 6: Final answer
    x = 281,747,654.98

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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.