Home / 74,527,601.68-111,791,542.64-30,760,352.56

Finding the Fourth Proportional to 74,527,601.68, 111,791,542.64 and 30,760,352.56

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Solution

The fourth proportional to 74,527,601.68, 111,791,542.64 and 30,760,352.56 is: 46,140,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,527,601.68 : 111,791,542.64 = 30,760,352.56 : x
  2. Step 2: Convert to fraction form
    74,527,601.68/111,791,542.64 = 30,760,352.56/x
  3. Step 3: Cross multiply
    74,527,601.68x = 111,791,542.64 × 30,760,352.56
  4. Step 4: Simplify right side
    74,527,601.68x = 3,438,747,264,329,681.50
  5. Step 5: Solve for x
    x = 3,438,747,264,329,681.50/74,527,601.68
  6. Step 6: Final answer
    x = 46,140,586.67

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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.