Home / 204,073,669,341.90-306,110,504,012.85-137,464,129,860.30

Finding the Fourth Proportional to 204,073,669,341.90, 306,110,504,012.85 and 137,464,129,860.30

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Solution

The fourth proportional to 204,073,669,341.90, 306,110,504,012.85 and 137,464,129,860.30 is: 206,196,194,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,073,669,341.90 : 306,110,504,012.85 = 137,464,129,860.30 : x
  2. Step 2: Convert to fraction form
    204,073,669,341.90/306,110,504,012.85 = 137,464,129,860.30/x
  3. Step 3: Cross multiply
    204,073,669,341.90x = 306,110,504,012.85 × 137,464,129,860.30
  4. Step 4: Simplify right side
    204,073,669,341.90x = 42,079,214,075,224,287,870,976
  5. Step 5: Solve for x
    x = 42,079,214,075,224,287,870,976/204,073,669,341.90
  6. Step 6: Final answer
    x = 206,196,194,790.45

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1.5x scale

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.