Home / 12,584,873,909,843-17,366,941,168,339-7,029,279,448,742

Finding the Fourth Proportional to 12,584,873,909,843, 17,366,941,168,339 and 7,029,279,448,742

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Solution

The fourth proportional to 12,584,873,909,843, 17,366,941,168,339 and 7,029,279,448,742 is: 9,700,302,404,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,873,909,843 : 17,366,941,168,339 = 7,029,279,448,742 : x
  2. Step 2: Convert to fraction form
    12,584,873,909,843/17,366,941,168,339 = 7,029,279,448,742/x
  3. Step 3: Cross multiply
    12,584,873,909,843x = 17,366,941,168,339 × 7,029,279,448,742
  4. Step 4: Simplify right side
    12,584,873,909,843x = 122,077,082,642,116,704,865,353,728
  5. Step 5: Solve for x
    x = 122,077,082,642,116,704,865,353,728/12,584,873,909,843
  6. Step 6: Final answer
    x = 9,700,302,404,034.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.