Home / 146,698,844.40-220,048,266.60-131,393,343.60

Finding the Fourth Proportional to 146,698,844.40, 220,048,266.60 and 131,393,343.60

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Solution

The fourth proportional to 146,698,844.40, 220,048,266.60 and 131,393,343.60 is: 197,090,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,698,844.40 : 220,048,266.60 = 131,393,343.60 : x
  2. Step 2: Convert to fraction form
    146,698,844.40/220,048,266.60 = 131,393,343.60/x
  3. Step 3: Cross multiply
    146,698,844.40x = 220,048,266.60 × 131,393,343.60
  4. Step 4: Simplify right side
    146,698,844.40x = 28,912,877,501,958,200
  5. Step 5: Solve for x
    x = 28,912,877,501,958,200/146,698,844.40
  6. Step 6: Final answer
    x = 197,090,015.40

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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.