Home / 998,544,768.30-1,497,817,152.45-416,696,589.45

Finding the Fourth Proportional to 998,544,768.30, 1,497,817,152.45 and 416,696,589.45

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Solution

The fourth proportional to 998,544,768.30, 1,497,817,152.45 and 416,696,589.45 is: 625,044,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,544,768.30 : 1,497,817,152.45 = 416,696,589.45 : x
  2. Step 2: Convert to fraction form
    998,544,768.30/1,497,817,152.45 = 416,696,589.45/x
  3. Step 3: Cross multiply
    998,544,768.30x = 1,497,817,152.45 × 416,696,589.45
  4. Step 4: Simplify right side
    998,544,768.30x = 624,135,299,045,625,728
  5. Step 5: Solve for x
    x = 624,135,299,045,625,728/998,544,768.30
  6. Step 6: Final answer
    x = 625,044,884.18

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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.