Home / 201,218,190.40-301,827,285.60-160,907,406.40

Finding the Fourth Proportional to 201,218,190.40, 301,827,285.60 and 160,907,406.40

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Solution

The fourth proportional to 201,218,190.40, 301,827,285.60 and 160,907,406.40 is: 241,361,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,218,190.40 : 301,827,285.60 = 160,907,406.40 : x
  2. Step 2: Convert to fraction form
    201,218,190.40/301,827,285.60 = 160,907,406.40/x
  3. Step 3: Cross multiply
    201,218,190.40x = 301,827,285.60 × 160,907,406.40
  4. Step 4: Simplify right side
    201,218,190.40x = 48,566,245,706,648,072
  5. Step 5: Solve for x
    x = 48,566,245,706,648,072/201,218,190.40
  6. Step 6: Final answer
    x = 241,361,109.60

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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.