Home / 76,121,503.23-105,047,778.21-41,314,194.17

Finding the Fourth Proportional to 76,121,503.23, 105,047,778.21 and 41,314,194.17

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Solution

The fourth proportional to 76,121,503.23, 105,047,778.21 and 41,314,194.17 is: 57,013,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,503.23 : 105,047,778.21 = 41,314,194.17 : x
  2. Step 2: Convert to fraction form
    76,121,503.23/105,047,778.21 = 41,314,194.17/x
  3. Step 3: Cross multiply
    76,121,503.23x = 105,047,778.21 × 41,314,194.17
  4. Step 4: Simplify right side
    76,121,503.23x = 4,339,964,306,095,035
  5. Step 5: Solve for x
    x = 4,339,964,306,095,035/76,121,503.23
  6. Step 6: Final answer
    x = 57,013,644.27

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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.