Home / 2,519,426,090.40-3,779,139,135.60-2,196,939,818.40

Finding the Fourth Proportional to 2,519,426,090.40, 3,779,139,135.60 and 2,196,939,818.40

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Solution

The fourth proportional to 2,519,426,090.40, 3,779,139,135.60 and 2,196,939,818.40 is: 3,295,409,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,426,090.40 : 3,779,139,135.60 = 2,196,939,818.40 : x
  2. Step 2: Convert to fraction form
    2,519,426,090.40/3,779,139,135.60 = 2,196,939,818.40/x
  3. Step 3: Cross multiply
    2,519,426,090.40x = 3,779,139,135.60 × 2,196,939,818.40
  4. Step 4: Simplify right side
    2,519,426,090.40x = 8,302,541,246,273,396,736
  5. Step 5: Solve for x
    x = 8,302,541,246,273,396,736/2,519,426,090.40
  6. Step 6: Final answer
    x = 3,295,409,727.60

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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.