Home / 1,158,985,464.40-1,738,478,196.60-698,686,699.60

Finding the Fourth Proportional to 1,158,985,464.40, 1,738,478,196.60 and 698,686,699.60

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Solution

The fourth proportional to 1,158,985,464.40, 1,738,478,196.60 and 698,686,699.60 is: 1,048,030,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,985,464.40 : 1,738,478,196.60 = 698,686,699.60 : x
  2. Step 2: Convert to fraction form
    1,158,985,464.40/1,738,478,196.60 = 698,686,699.60/x
  3. Step 3: Cross multiply
    1,158,985,464.40x = 1,738,478,196.60 × 698,686,699.60
  4. Step 4: Simplify right side
    1,158,985,464.40x = 1,214,651,593,509,014,016
  5. Step 5: Solve for x
    x = 1,214,651,593,509,014,016/1,158,985,464.40
  6. Step 6: Final answer
    x = 1,048,030,049.40

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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.