Home / 476,554,551.45-714,422,423.52-165,621,769.95

Finding the Fourth Proportional to 476,554,551.45, 714,422,423.52 and 165,621,769.95

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Solution

The fourth proportional to 476,554,551.45, 714,422,423.52 and 165,621,769.95 is: 248,290,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,554,551.45 : 714,422,423.52 = 165,621,769.95 : x
  2. Step 2: Convert to fraction form
    476,554,551.45/714,422,423.52 = 165,621,769.95/x
  3. Step 3: Cross multiply
    476,554,551.45x = 714,422,423.52 × 165,621,769.95
  4. Step 4: Simplify right side
    476,554,551.45x = 118,323,906,275,350,896
  5. Step 5: Solve for x
    x = 118,323,906,275,350,896/476,554,551.45
  6. Step 6: Final answer
    x = 248,290,370.78

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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.