Home / 889,063,013.44-1,333,077,589.59-336,408,134.29

Finding the Fourth Proportional to 889,063,013.44, 1,333,077,589.59 and 336,408,134.29

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Solution

The fourth proportional to 889,063,013.44, 1,333,077,589.59 and 336,408,134.29 is: 504,416,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,063,013.44 : 1,333,077,589.59 = 336,408,134.29 : x
  2. Step 2: Convert to fraction form
    889,063,013.44/1,333,077,589.59 = 336,408,134.29/x
  3. Step 3: Cross multiply
    889,063,013.44x = 1,333,077,589.59 × 336,408,134.29
  4. Step 4: Simplify right side
    889,063,013.44x = 448,458,144,778,623,296
  5. Step 5: Solve for x
    x = 448,458,144,778,623,296/889,063,013.44
  6. Step 6: Final answer
    x = 504,416,602.65

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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.