Home / 45,509,912.40-68,264,868.60-30,204,411.60

Finding the Fourth Proportional to 45,509,912.40, 68,264,868.60 and 30,204,411.60

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Solution

The fourth proportional to 45,509,912.40, 68,264,868.60 and 30,204,411.60 is: 45,306,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,509,912.40 : 68,264,868.60 = 30,204,411.60 : x
  2. Step 2: Convert to fraction form
    45,509,912.40/68,264,868.60 = 30,204,411.60/x
  3. Step 3: Cross multiply
    45,509,912.40x = 68,264,868.60 × 30,204,411.60
  4. Step 4: Simplify right side
    45,509,912.40x = 2,061,900,189,014,315.75
  5. Step 5: Solve for x
    x = 2,061,900,189,014,315.75/45,509,912.40
  6. Step 6: Final answer
    x = 45,306,617.40

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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.