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Finding the Fourth Proportional to 160,217,999.60, 240,326,999.40 and 160,217,999.60

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Solution

The fourth proportional to 160,217,999.60, 240,326,999.40 and 160,217,999.60 is: 240,326,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,217,999.60 : 240,326,999.40 = 160,217,999.60 : x
  2. Step 2: Convert to fraction form
    160,217,999.60/240,326,999.40 = 160,217,999.60/x
  3. Step 3: Cross multiply
    160,217,999.60x = 240,326,999.40 × 160,217,999.60
  4. Step 4: Simplify right side
    160,217,999.60x = 38,504,711,093,738,400
  5. Step 5: Solve for x
    x = 38,504,711,093,738,400/160,217,999.60
  6. Step 6: Final answer
    x = 240,326,999.40

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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.