Home / 1,180,284,851.20-1,770,427,276.80-599,809,561.60

Finding the Fourth Proportional to 1,180,284,851.20, 1,770,427,276.80 and 599,809,561.60

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Solution

The fourth proportional to 1,180,284,851.20, 1,770,427,276.80 and 599,809,561.60 is: 899,714,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,284,851.20 : 1,770,427,276.80 = 599,809,561.60 : x
  2. Step 2: Convert to fraction form
    1,180,284,851.20/1,770,427,276.80 = 599,809,561.60/x
  3. Step 3: Cross multiply
    1,180,284,851.20x = 1,770,427,276.80 × 599,809,561.60
  4. Step 4: Simplify right side
    1,180,284,851.20x = 1,061,919,208,742,089,856
  5. Step 5: Solve for x
    x = 1,061,919,208,742,089,856/1,180,284,851.20
  6. Step 6: Final answer
    x = 899,714,342.40

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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.