Home / 889,560,736.91-1,333,400,310.82-328,962,337.01

Finding the Fourth Proportional to 889,560,736.91, 1,333,400,310.82 and 328,962,337.01

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Solution

The fourth proportional to 889,560,736.91, 1,333,400,310.82 and 328,962,337.01 is: 493,095,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,560,736.91 : 1,333,400,310.82 = 328,962,337.01 : x
  2. Step 2: Convert to fraction form
    889,560,736.91/1,333,400,310.82 = 328,962,337.01/x
  3. Step 3: Cross multiply
    889,560,736.91x = 1,333,400,310.82 × 328,962,337.01
  4. Step 4: Simplify right side
    889,560,736.91x = 438,638,482,415,562,752
  5. Step 5: Solve for x
    x = 438,638,482,415,562,752/889,560,736.91
  6. Step 6: Final answer
    x = 493,095,596.75

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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.