Home / 80,662,782,584.16-111,324,400,986.15-45,909,052,879.50

Finding the Fourth Proportional to 80,662,782,584.16, 111,324,400,986.15 and 45,909,052,879.50

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Solution

The fourth proportional to 80,662,782,584.16, 111,324,400,986.15 and 45,909,052,879.50 is: 63,360,048,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,782,584.16 : 111,324,400,986.15 = 45,909,052,879.50 : x
  2. Step 2: Convert to fraction form
    80,662,782,584.16/111,324,400,986.15 = 45,909,052,879.50/x
  3. Step 3: Cross multiply
    80,662,782,584.16x = 111,324,400,986.15 × 45,909,052,879.50
  4. Step 4: Simplify right side
    80,662,782,584.16x = 5,110,797,811,651,822,223,360
  5. Step 5: Solve for x
    x = 5,110,797,811,651,822,223,360/80,662,782,584.16
  6. Step 6: Final answer
    x = 63,360,048,437.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.