Home / 1,994,544,615.60-2,991,816,923.40-906,153,447.60

Finding the Fourth Proportional to 1,994,544,615.60, 2,991,816,923.40 and 906,153,447.60

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Solution

The fourth proportional to 1,994,544,615.60, 2,991,816,923.40 and 906,153,447.60 is: 1,359,230,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,615.60 : 2,991,816,923.40 = 906,153,447.60 : x
  2. Step 2: Convert to fraction form
    1,994,544,615.60/2,991,816,923.40 = 906,153,447.60/x
  3. Step 3: Cross multiply
    1,994,544,615.60x = 2,991,816,923.40 × 906,153,447.60
  4. Step 4: Simplify right side
    1,994,544,615.60x = 2,711,045,219,726,935,040
  5. Step 5: Solve for x
    x = 2,711,045,219,726,935,040/1,994,544,615.60
  6. Step 6: Final answer
    x = 1,359,230,171.40

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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.