Home / 45,509,940.90-68,264,911.35-30,204,440.10

Finding the Fourth Proportional to 45,509,940.90, 68,264,911.35 and 30,204,440.10

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Solution

The fourth proportional to 45,509,940.90, 68,264,911.35 and 30,204,440.10 is: 45,306,660.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,509,940.90 : 68,264,911.35 = 30,204,440.10 : x
  2. Step 2: Convert to fraction form
    45,509,940.90/68,264,911.35 = 30,204,440.10/x
  3. Step 3: Cross multiply
    45,509,940.90x = 68,264,911.35 × 30,204,440.10
  4. Step 4: Simplify right side
    45,509,940.90x = 2,061,903,425,802,885
  5. Step 5: Solve for x
    x = 2,061,903,425,802,885/45,509,940.90
  6. Step 6: Final answer
    x = 45,306,660.15

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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.