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Finding the Fourth Proportional to 146,930,978.04, 220,428,353.52 and 44,692,358.46

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Solution

The fourth proportional to 146,930,978.04, 220,428,353.52 and 44,692,358.46 is: 67,048,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,930,978.04 : 220,428,353.52 = 44,692,358.46 : x
  2. Step 2: Convert to fraction form
    146,930,978.04/220,428,353.52 = 44,692,358.46/x
  3. Step 3: Cross multiply
    146,930,978.04x = 220,428,353.52 × 44,692,358.46
  4. Step 4: Simplify right side
    146,930,978.04x = 9,851,462,990,263,444
  5. Step 5: Solve for x
    x = 9,851,462,990,263,444/146,930,978.04
  6. Step 6: Final answer
    x = 67,048,236.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.