Home / 100,489,515,664.29-150,778,786,184.21-52,671,160,843.79

Finding the Fourth Proportional to 100,489,515,664.29, 150,778,786,184.21 and 52,671,160,843.79

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Solution

The fourth proportional to 100,489,515,664.29, 150,778,786,184.21 and 52,671,160,843.79 is: 79,030,072,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,489,515,664.29 : 150,778,786,184.21 = 52,671,160,843.79 : x
  2. Step 2: Convert to fraction form
    100,489,515,664.29/150,778,786,184.21 = 52,671,160,843.79/x
  3. Step 3: Cross multiply
    100,489,515,664.29x = 150,778,786,184.21 × 52,671,160,843.79
  4. Step 4: Simplify right side
    100,489,515,664.29x = 7,941,693,698,939,343,077,376
  5. Step 5: Solve for x
    x = 7,941,693,698,939,343,077,376/100,489,515,664.29
  6. Step 6: Final answer
    x = 79,030,072,405.47

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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.