Home / 433,716,874,659.05-598,521,235,041.77-238,395,981,017.57

Finding the Fourth Proportional to 433,716,874,659.05, 598,521,235,041.77 and 238,395,981,017.57

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Solution

The fourth proportional to 433,716,874,659.05, 598,521,235,041.77 and 238,395,981,017.57 is: 328,982,027,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,716,874,659.05 : 598,521,235,041.77 = 238,395,981,017.57 : x
  2. Step 2: Convert to fraction form
    433,716,874,659.05/598,521,235,041.77 = 238,395,981,017.57/x
  3. Step 3: Cross multiply
    433,716,874,659.05x = 598,521,235,041.77 × 238,395,981,017.57
  4. Step 4: Simplify right side
    433,716,874,659.05x = 142,685,056,987,630,367,932,416
  5. Step 5: Solve for x
    x = 142,685,056,987,630,367,932,416/433,716,874,659.05
  6. Step 6: Final answer
    x = 328,982,027,964.20

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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.