Home / 194,809,762.76-268,834,151.34-105,500,982.11

Finding the Fourth Proportional to 194,809,762.76, 268,834,151.34 and 105,500,982.11

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Solution

The fourth proportional to 194,809,762.76, 268,834,151.34 and 105,500,982.11 is: 145,589,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,809,762.76 : 268,834,151.34 = 105,500,982.11 : x
  2. Step 2: Convert to fraction form
    194,809,762.76/268,834,151.34 = 105,500,982.11/x
  3. Step 3: Cross multiply
    194,809,762.76x = 268,834,151.34 × 105,500,982.11
  4. Step 4: Simplify right side
    194,809,762.76x = 28,362,266,989,734,200
  5. Step 5: Solve for x
    x = 28,362,266,989,734,200/194,809,762.76
  6. Step 6: Final answer
    x = 145,589,556.65

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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.