Home / 404,072,360.40-606,108,540.60-145,296,022.80

Finding the Fourth Proportional to 404,072,360.40, 606,108,540.60 and 145,296,022.80

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Solution

The fourth proportional to 404,072,360.40, 606,108,540.60 and 145,296,022.80 is: 217,944,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,072,360.40 : 606,108,540.60 = 145,296,022.80 : x
  2. Step 2: Convert to fraction form
    404,072,360.40/606,108,540.60 = 145,296,022.80/x
  3. Step 3: Cross multiply
    404,072,360.40x = 606,108,540.60 × 145,296,022.80
  4. Step 4: Simplify right side
    404,072,360.40x = 88,065,160,334,292,336
  5. Step 5: Solve for x
    x = 88,065,160,334,292,336/404,072,360.40
  6. Step 6: Final answer
    x = 217,944,034.20

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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.