Home / 140,433,234.40-210,649,851.60-123,427,122.40

Finding the Fourth Proportional to 140,433,234.40, 210,649,851.60 and 123,427,122.40

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Solution

The fourth proportional to 140,433,234.40, 210,649,851.60 and 123,427,122.40 is: 185,140,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,433,234.40 : 210,649,851.60 = 123,427,122.40 : x
  2. Step 2: Convert to fraction form
    140,433,234.40/210,649,851.60 = 123,427,122.40/x
  3. Step 3: Cross multiply
    140,433,234.40x = 210,649,851.60 × 123,427,122.40
  4. Step 4: Simplify right side
    140,433,234.40x = 25,999,905,016,975,036
  5. Step 5: Solve for x
    x = 25,999,905,016,975,036/140,433,234.40
  6. Step 6: Final answer
    x = 185,140,683.60

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Double scale
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Similar ratio
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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.