Home / 863,365,550.40-1,295,048,325.60-805,544,769.60

Finding the Fourth Proportional to 863,365,550.40, 1,295,048,325.60 and 805,544,769.60

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Solution

The fourth proportional to 863,365,550.40, 1,295,048,325.60 and 805,544,769.60 is: 1,208,317,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,365,550.40 : 1,295,048,325.60 = 805,544,769.60 : x
  2. Step 2: Convert to fraction form
    863,365,550.40/1,295,048,325.60 = 805,544,769.60/x
  3. Step 3: Cross multiply
    863,365,550.40x = 1,295,048,325.60 × 805,544,769.60
  4. Step 4: Simplify right side
    863,365,550.40x = 1,043,219,405,066,317,696
  5. Step 5: Solve for x
    x = 1,043,219,405,066,317,696/863,365,550.40
  6. Step 6: Final answer
    x = 1,208,317,154.40

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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.