Home / 74,317,499.20-111,476,248.80-48,489,466.60

Finding the Fourth Proportional to 74,317,499.20, 111,476,248.80 and 48,489,466.60

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Solution

The fourth proportional to 74,317,499.20, 111,476,248.80 and 48,489,466.60 is: 72,734,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,317,499.20 : 111,476,248.80 = 48,489,466.60 : x
  2. Step 2: Convert to fraction form
    74,317,499.20/111,476,248.80 = 48,489,466.60/x
  3. Step 3: Cross multiply
    74,317,499.20x = 111,476,248.80 × 48,489,466.60
  4. Step 4: Simplify right side
    74,317,499.20x = 5,405,423,842,880,890
  5. Step 5: Solve for x
    x = 5,405,423,842,880,890/74,317,499.20
  6. Step 6: Final answer
    x = 72,734,199.90

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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.