Home / 102,855,764.12-154,274,198.33-34,699,046.36

Finding the Fourth Proportional to 102,855,764.12, 154,274,198.33 and 34,699,046.36

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Solution

The fourth proportional to 102,855,764.12, 154,274,198.33 and 34,699,046.36 is: 52,045,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,855,764.12 : 154,274,198.33 = 34,699,046.36 : x
  2. Step 2: Convert to fraction form
    102,855,764.12/154,274,198.33 = 34,699,046.36/x
  3. Step 3: Cross multiply
    102,855,764.12x = 154,274,198.33 × 34,699,046.36
  4. Step 4: Simplify right side
    102,855,764.12x = 5,353,167,559,319,881
  5. Step 5: Solve for x
    x = 5,353,167,559,319,881/102,855,764.12
  6. Step 6: Final answer
    x = 52,045,382.24

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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.