Home / 505,561,901,522.80-758,262,127,697.25-147,330,080,764.66

Finding the Fourth Proportional to 505,561,901,522.80, 758,262,127,697.25 and 147,330,080,764.66

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Solution

The fourth proportional to 505,561,901,522.80, 758,262,127,697.25 and 147,330,080,764.66 is: 220,971,596,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,561,901,522.80 : 758,262,127,697.25 = 147,330,080,764.66 : x
  2. Step 2: Convert to fraction form
    505,561,901,522.80/758,262,127,697.25 = 147,330,080,764.66/x
  3. Step 3: Cross multiply
    505,561,901,522.80x = 758,262,127,697.25 × 147,330,080,764.66
  4. Step 4: Simplify right side
    505,561,901,522.80x = 111,714,820,514,418,784,206,848
  5. Step 5: Solve for x
    x = 111,714,820,514,418,784,206,848/505,561,901,522.80
  6. Step 6: Final answer
    x = 220,971,596,510.58

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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.