Home / 172,442,033.15-237,934,481.86-99,089,003.39

Finding the Fourth Proportional to 172,442,033.15, 237,934,481.86 and 99,089,003.39

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Solution

The fourth proportional to 172,442,033.15, 237,934,481.86 and 99,089,003.39 is: 136,722,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,442,033.15 : 237,934,481.86 = 99,089,003.39 : x
  2. Step 2: Convert to fraction form
    172,442,033.15/237,934,481.86 = 99,089,003.39/x
  3. Step 3: Cross multiply
    172,442,033.15x = 237,934,481.86 × 99,089,003.39
  4. Step 4: Simplify right side
    172,442,033.15x = 23,576,690,679,127,988
  5. Step 5: Solve for x
    x = 23,576,690,679,127,988/172,442,033.15
  6. Step 6: Final answer
    x = 136,722,411.86

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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.