Home / 102,855,760.74-154,274,193.27-34,699,042.98

Finding the Fourth Proportional to 102,855,760.74, 154,274,193.27 and 34,699,042.98

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Solution

The fourth proportional to 102,855,760.74, 154,274,193.27 and 34,699,042.98 is: 52,045,377.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,855,760.74 : 154,274,193.27 = 34,699,042.98 : x
  2. Step 2: Convert to fraction form
    102,855,760.74/154,274,193.27 = 34,699,042.98/x
  3. Step 3: Cross multiply
    102,855,760.74x = 154,274,193.27 × 34,699,042.98
  4. Step 4: Simplify right side
    102,855,760.74x = 5,353,166,862,980,557
  5. Step 5: Solve for x
    x = 5,353,166,862,980,557/102,855,760.74
  6. Step 6: Final answer
    x = 52,045,377.18

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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.