Home / 180,343,486,620.39-248,958,744,186.43-104,205,172,807.91

Finding the Fourth Proportional to 180,343,486,620.39, 248,958,744,186.43 and 104,205,172,807.91

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Solution

The fourth proportional to 180,343,486,620.39, 248,958,744,186.43 and 104,205,172,807.91 is: 143,852,098,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,343,486,620.39 : 248,958,744,186.43 = 104,205,172,807.91 : x
  2. Step 2: Convert to fraction form
    180,343,486,620.39/248,958,744,186.43 = 104,205,172,807.91/x
  3. Step 3: Cross multiply
    180,343,486,620.39x = 248,958,744,186.43 × 104,205,172,807.91
  4. Step 4: Simplify right side
    180,343,486,620.39x = 25,942,788,959,987,197,542,400
  5. Step 5: Solve for x
    x = 25,942,788,959,987,197,542,400/180,343,486,620.39
  6. Step 6: Final answer
    x = 143,852,098,271.76

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1.5x scale

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.