Home / 77,641,708.64-116,458,363.92-23,789,176.16

Finding the Fourth Proportional to 77,641,708.64, 116,458,363.92 and 23,789,176.16

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Solution

The fourth proportional to 77,641,708.64, 116,458,363.92 and 23,789,176.16 is: 35,682,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,641,708.64 : 116,458,363.92 = 23,789,176.16 : x
  2. Step 2: Convert to fraction form
    77,641,708.64/116,458,363.92 = 23,789,176.16/x
  3. Step 3: Cross multiply
    77,641,708.64x = 116,458,363.92 × 23,789,176.16
  4. Step 4: Simplify right side
    77,641,708.64x = 2,770,448,534,598,268
  5. Step 5: Solve for x
    x = 2,770,448,534,598,268/77,641,708.64
  6. Step 6: Final answer
    x = 35,682,477.67

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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.