Home / 199,632,048.20-299,448,072.30-170,406,729.80

Finding the Fourth Proportional to 199,632,048.20, 299,448,072.30 and 170,406,729.80

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Solution

The fourth proportional to 199,632,048.20, 299,448,072.30 and 170,406,729.80 is: 255,610,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,048.20 : 299,448,072.30 = 170,406,729.80 : x
  2. Step 2: Convert to fraction form
    199,632,048.20/299,448,072.30 = 170,406,729.80/x
  3. Step 3: Cross multiply
    199,632,048.20x = 299,448,072.30 × 170,406,729.80
  4. Step 4: Simplify right side
    199,632,048.20x = 51,027,966,745,556,968
  5. Step 5: Solve for x
    x = 51,027,966,745,556,968/199,632,048.20
  6. Step 6: Final answer
    x = 255,610,094.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.