Home / 172,142,071.36-237,554,523.84-93,825,620.80

Finding the Fourth Proportional to 172,142,071.36, 237,554,523.84 and 93,825,620.80

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Solution

The fourth proportional to 172,142,071.36, 237,554,523.84 and 93,825,620.80 is: 129,478,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,142,071.36 : 237,554,523.84 = 93,825,620.80 : x
  2. Step 2: Convert to fraction form
    172,142,071.36/237,554,523.84 = 93,825,620.80/x
  3. Step 3: Cross multiply
    172,142,071.36x = 237,554,523.84 × 93,825,620.80
  4. Step 4: Simplify right side
    172,142,071.36x = 22,288,700,673,136,400
  5. Step 5: Solve for x
    x = 22,288,700,673,136,400/172,142,071.36
  6. Step 6: Final answer
    x = 129,478,520.25

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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.