Home / 76,328,440.25-105,333,167.84-41,521,047.66

Finding the Fourth Proportional to 76,328,440.25, 105,333,167.84 and 41,521,047.66

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Solution

The fourth proportional to 76,328,440.25, 105,333,167.84 and 41,521,047.66 is: 57,299,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,440.25 : 105,333,167.84 = 41,521,047.66 : x
  2. Step 2: Convert to fraction form
    76,328,440.25/105,333,167.84 = 41,521,047.66/x
  3. Step 3: Cross multiply
    76,328,440.25x = 105,333,167.84 × 41,521,047.66
  4. Step 4: Simplify right side
    76,328,440.25x = 4,373,543,481,855,813.50
  5. Step 5: Solve for x
    x = 4,373,543,481,855,813.50/76,328,440.25
  6. Step 6: Final answer
    x = 57,299,002.41

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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.