Home / 220,361,993,763.20-330,053,214,619.20-190,975,432,227.20

Finding the Fourth Proportional to 220,361,993,763.20, 330,053,214,619.20 and 190,975,432,227.20

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Solution

The fourth proportional to 220,361,993,763.20, 330,053,214,619.20 and 190,975,432,227.20 is: 286,038,686,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,361,993,763.20 : 330,053,214,619.20 = 190,975,432,227.20 : x
  2. Step 2: Convert to fraction form
    220,361,993,763.20/330,053,214,619.20 = 190,975,432,227.20/x
  3. Step 3: Cross multiply
    220,361,993,763.20x = 330,053,214,619.20 × 190,975,432,227.20
  4. Step 4: Simplify right side
    220,361,993,763.20x = 63,032,055,319,878,535,479,296
  5. Step 5: Solve for x
    x = 63,032,055,319,878,535,479,296/220,361,993,763.20
  6. Step 6: Final answer
    x = 286,038,686,814.63

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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.