Home / 790,080,093.23-1,090,310,149.43-472,540,333.63

Finding the Fourth Proportional to 790,080,093.23, 1,090,310,149.43 and 472,540,333.63

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Solution

The fourth proportional to 790,080,093.23, 1,090,310,149.43 and 472,540,333.63 is: 652,105,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,080,093.23 : 1,090,310,149.43 = 472,540,333.63 : x
  2. Step 2: Convert to fraction form
    790,080,093.23/1,090,310,149.43 = 472,540,333.63/x
  3. Step 3: Cross multiply
    790,080,093.23x = 1,090,310,149.43 × 472,540,333.63
  4. Step 4: Simplify right side
    790,080,093.23x = 515,215,521,770,595,264
  5. Step 5: Solve for x
    x = 515,215,521,770,595,264/790,080,093.23
  6. Step 6: Final answer
    x = 652,105,433.60

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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.