Home / 3,512,699,950.56-5,269,159,100.88-1,302,459,663.84

Finding the Fourth Proportional to 3,512,699,950.56, 5,269,159,100.88 and 1,302,459,663.84

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Solution

The fourth proportional to 3,512,699,950.56, 5,269,159,100.88 and 1,302,459,663.84 is: 1,953,729,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,699,950.56 : 5,269,159,100.88 = 1,302,459,663.84 : x
  2. Step 2: Convert to fraction form
    3,512,699,950.56/5,269,159,100.88 = 1,302,459,663.84/x
  3. Step 3: Cross multiply
    3,512,699,950.56x = 5,269,159,100.88 × 1,302,459,663.84
  4. Step 4: Simplify right side
    3,512,699,950.56x = 6,862,867,191,251,641,344
  5. Step 5: Solve for x
    x = 6,862,867,191,251,641,344/3,512,699,950.56
  6. Step 6: Final answer
    x = 1,953,729,976.33

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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.