Home / 244,396,986.20-367,020,632.10-129,605,730.20

Finding the Fourth Proportional to 244,396,986.20, 367,020,632.10 and 129,605,730.20

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Solution

The fourth proportional to 244,396,986.20, 367,020,632.10 and 129,605,730.20 is: 194,634,057.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,396,986.20 : 367,020,632.10 = 129,605,730.20 : x
  2. Step 2: Convert to fraction form
    244,396,986.20/367,020,632.10 = 129,605,730.20/x
  3. Step 3: Cross multiply
    244,396,986.20x = 367,020,632.10 × 129,605,730.20
  4. Step 4: Simplify right side
    244,396,986.20x = 47,567,977,021,786,064
  5. Step 5: Solve for x
    x = 47,567,977,021,786,064/244,396,986.20
  6. Step 6: Final answer
    x = 194,634,057.32

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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.