Home / 201,444,116.40-302,166,174.60-140,222,113.20

Finding the Fourth Proportional to 201,444,116.40, 302,166,174.60 and 140,222,113.20

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Solution

The fourth proportional to 201,444,116.40, 302,166,174.60 and 140,222,113.20 is: 210,333,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,444,116.40 : 302,166,174.60 = 140,222,113.20 : x
  2. Step 2: Convert to fraction form
    201,444,116.40/302,166,174.60 = 140,222,113.20/x
  3. Step 3: Cross multiply
    201,444,116.40x = 302,166,174.60 × 140,222,113.20
  4. Step 4: Simplify right side
    201,444,116.40x = 42,370,379,539,972,168
  5. Step 5: Solve for x
    x = 42,370,379,539,972,168/201,444,116.40
  6. Step 6: Final answer
    x = 210,333,169.80

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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.