Home / 45,507,429.40-68,261,144.10-30,201,928.60

Finding the Fourth Proportional to 45,507,429.40, 68,261,144.10 and 30,201,928.60

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Solution

The fourth proportional to 45,507,429.40, 68,261,144.10 and 30,201,928.60 is: 45,302,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,507,429.40 : 68,261,144.10 = 30,201,928.60 : x
  2. Step 2: Convert to fraction form
    45,507,429.40/68,261,144.10 = 30,201,928.60/x
  3. Step 3: Cross multiply
    45,507,429.40x = 68,261,144.10 × 30,201,928.60
  4. Step 4: Simplify right side
    45,507,429.40x = 2,061,618,200,262,511.25
  5. Step 5: Solve for x
    x = 2,061,618,200,262,511.25/45,507,429.40
  6. Step 6: Final answer
    x = 45,302,892.90

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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.