Home / 993,876,651.92-1,371,611,144.35-547,839,010.67

Finding the Fourth Proportional to 993,876,651.92, 1,371,611,144.35 and 547,839,010.67

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Solution

The fourth proportional to 993,876,651.92, 1,371,611,144.35 and 547,839,010.67 is: 756,051,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,876,651.92 : 1,371,611,144.35 = 547,839,010.67 : x
  2. Step 2: Convert to fraction form
    993,876,651.92/1,371,611,144.35 = 547,839,010.67/x
  3. Step 3: Cross multiply
    993,876,651.92x = 1,371,611,144.35 × 547,839,010.67
  4. Step 4: Simplify right side
    993,876,651.92x = 751,422,092,344,650,496
  5. Step 5: Solve for x
    x = 751,422,092,344,650,496/993,876,651.92
  6. Step 6: Final answer
    x = 756,051,659.83

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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.