Home / 172,442,099.52-237,934,573.29-99,089,069.76

Finding the Fourth Proportional to 172,442,099.52, 237,934,573.29 and 99,089,069.76

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Solution

The fourth proportional to 172,442,099.52, 237,934,573.29 and 99,089,069.76 is: 136,722,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,442,099.52 : 237,934,573.29 = 99,089,069.76 : x
  2. Step 2: Convert to fraction form
    172,442,099.52/237,934,573.29 = 99,089,069.76/x
  3. Step 3: Cross multiply
    172,442,099.52x = 237,934,573.29 × 99,089,069.76
  4. Step 4: Simplify right side
    172,442,099.52x = 23,576,715,531,048,644
  5. Step 5: Solve for x
    x = 23,576,715,531,048,644/172,442,099.52
  6. Step 6: Final answer
    x = 136,722,503.36

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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.