Home / 330,498,912.83-495,730,428.98-100,450,061.35

Finding the Fourth Proportional to 330,498,912.83, 495,730,428.98 and 100,450,061.35

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Solution

The fourth proportional to 330,498,912.83, 495,730,428.98 and 100,450,061.35 is: 150,669,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,498,912.83 : 495,730,428.98 = 100,450,061.35 : x
  2. Step 2: Convert to fraction form
    330,498,912.83/495,730,428.98 = 100,450,061.35/x
  3. Step 3: Cross multiply
    330,498,912.83x = 495,730,428.98 × 100,450,061.35
  4. Step 4: Simplify right side
    330,498,912.83x = 49,796,152,002,361,240
  5. Step 5: Solve for x
    x = 49,796,152,002,361,240/330,498,912.83
  6. Step 6: Final answer
    x = 150,669,639.35

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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.