Home / 144,677,576.93-199,672,172.35-85,940,474.11

Finding the Fourth Proportional to 144,677,576.93, 199,672,172.35 and 85,940,474.11

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Solution

The fourth proportional to 144,677,576.93, 199,672,172.35 and 85,940,474.11 is: 118,608,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,677,576.93 : 199,672,172.35 = 85,940,474.11 : x
  2. Step 2: Convert to fraction form
    144,677,576.93/199,672,172.35 = 85,940,474.11/x
  3. Step 3: Cross multiply
    144,677,576.93x = 199,672,172.35 × 85,940,474.11
  4. Step 4: Simplify right side
    144,677,576.93x = 17,159,921,157,618,602
  5. Step 5: Solve for x
    x = 17,159,921,157,618,602/144,677,576.93
  6. Step 6: Final answer
    x = 118,608,021.52

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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.