Home / 505,561,901,503.40-758,262,127,668.05-147,330,080,745.27

Finding the Fourth Proportional to 505,561,901,503.40, 758,262,127,668.05 and 147,330,080,745.27

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Solution

The fourth proportional to 505,561,901,503.40, 758,262,127,668.05 and 147,330,080,745.27 is: 220,971,596,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,561,901,503.40 : 758,262,127,668.05 = 147,330,080,745.27 : x
  2. Step 2: Convert to fraction form
    505,561,901,503.40/758,262,127,668.05 = 147,330,080,745.27/x
  3. Step 3: Cross multiply
    505,561,901,503.40x = 758,262,127,668.05 × 147,330,080,745.27
  4. Step 4: Simplify right side
    505,561,901,503.40x = 111,714,820,495,414,040,461,312
  5. Step 5: Solve for x
    x = 111,714,820,495,414,040,461,312/505,561,901,503.40
  6. Step 6: Final answer
    x = 220,971,596,481.47

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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.