Home / 188,768,988,680.36-283,198,140,450.65-61,283,434,018.79

Finding the Fourth Proportional to 188,768,988,680.36, 283,198,140,450.65 and 61,283,434,018.79

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Solution

The fourth proportional to 188,768,988,680.36, 283,198,140,450.65 and 61,283,434,018.79 is: 91,939,648,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,768,988,680.36 : 283,198,140,450.65 = 61,283,434,018.79 : x
  2. Step 2: Convert to fraction form
    188,768,988,680.36/283,198,140,450.65 = 61,283,434,018.79/x
  3. Step 3: Cross multiply
    188,768,988,680.36x = 283,198,140,450.65 × 61,283,434,018.79
  4. Step 4: Simplify right side
    188,768,988,680.36x = 17,355,354,554,550,018,113,536
  5. Step 5: Solve for x
    x = 17,355,354,554,550,018,113,536/188,768,988,680.36
  6. Step 6: Final answer
    x = 91,939,648,963.94

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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.