Home / 476,554,545.45-714,422,414.51-165,621,763.94

Finding the Fourth Proportional to 476,554,545.45, 714,422,414.51 and 165,621,763.94

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Solution

The fourth proportional to 476,554,545.45, 714,422,414.51 and 165,621,763.94 is: 248,290,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,554,545.45 : 714,422,414.51 = 165,621,763.94 : x
  2. Step 2: Convert to fraction form
    476,554,545.45/714,422,414.51 = 165,621,763.94/x
  3. Step 3: Cross multiply
    476,554,545.45x = 714,422,414.51 × 165,621,763.94
  4. Step 4: Simplify right side
    476,554,545.45x = 118,323,900,485,640,912
  5. Step 5: Solve for x
    x = 118,323,900,485,640,912/476,554,545.45
  6. Step 6: Final answer
    x = 248,290,361.75

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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.