Home / 996,014,967.80-1,494,022,451.70-305,921,114.60

Finding the Fourth Proportional to 996,014,967.80, 1,494,022,451.70 and 305,921,114.60

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Solution

The fourth proportional to 996,014,967.80, 1,494,022,451.70 and 305,921,114.60 is: 458,881,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,014,967.80 : 1,494,022,451.70 = 305,921,114.60 : x
  2. Step 2: Convert to fraction form
    996,014,967.80/1,494,022,451.70 = 305,921,114.60/x
  3. Step 3: Cross multiply
    996,014,967.80x = 1,494,022,451.70 × 305,921,114.60
  4. Step 4: Simplify right side
    996,014,967.80x = 457,053,013,661,488,704
  5. Step 5: Solve for x
    x = 457,053,013,661,488,704/996,014,967.80
  6. Step 6: Final answer
    x = 458,881,671.90

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Double scale
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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.