Home / 965,365,220.70-1,448,047,831.05-889,782,500.70

Finding the Fourth Proportional to 965,365,220.70, 1,448,047,831.05 and 889,782,500.70

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Solution

The fourth proportional to 965,365,220.70, 1,448,047,831.05 and 889,782,500.70 is: 1,334,673,751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,365,220.70 : 1,448,047,831.05 = 889,782,500.70 : x
  2. Step 2: Convert to fraction form
    965,365,220.70/1,448,047,831.05 = 889,782,500.70/x
  3. Step 3: Cross multiply
    965,365,220.70x = 1,448,047,831.05 × 889,782,500.70
  4. Step 4: Simplify right side
    965,365,220.70x = 1,288,447,620,244,880,128
  5. Step 5: Solve for x
    x = 1,288,447,620,244,880,128/965,365,220.70
  6. Step 6: Final answer
    x = 1,334,673,751.05

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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.