Home / 172,142,072.36-237,554,525.22-93,825,621.80

Finding the Fourth Proportional to 172,142,072.36, 237,554,525.22 and 93,825,621.80

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Solution

The fourth proportional to 172,142,072.36, 237,554,525.22 and 93,825,621.80 is: 129,478,521.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,142,072.36 : 237,554,525.22 = 93,825,621.80 : x
  2. Step 2: Convert to fraction form
    172,142,072.36/237,554,525.22 = 93,825,621.80/x
  3. Step 3: Cross multiply
    172,142,072.36x = 237,554,525.22 × 93,825,621.80
  4. Step 4: Simplify right side
    172,142,072.36x = 22,288,701,040,170,280
  5. Step 5: Solve for x
    x = 22,288,701,040,170,280/172,142,072.36
  6. Step 6: Final answer
    x = 129,478,521.63

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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.