Home / 996,626,661.60-1,494,939,992.40-443,928,021.60

Finding the Fourth Proportional to 996,626,661.60, 1,494,939,992.40 and 443,928,021.60

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Solution

The fourth proportional to 996,626,661.60, 1,494,939,992.40 and 443,928,021.60 is: 665,892,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,626,661.60 : 1,494,939,992.40 = 443,928,021.60 : x
  2. Step 2: Convert to fraction form
    996,626,661.60/1,494,939,992.40 = 443,928,021.60/x
  3. Step 3: Cross multiply
    996,626,661.60x = 1,494,939,992.40 × 443,928,021.60
  4. Step 4: Simplify right side
    996,626,661.60x = 663,645,753,236,851,072
  5. Step 5: Solve for x
    x = 663,645,753,236,851,072/996,626,661.60
  6. Step 6: Final answer
    x = 665,892,032.40

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Double scale
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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.