Home / 85,410,378.36-117,866,435.94-46,252,222.68

Finding the Fourth Proportional to 85,410,378.36, 117,866,435.94 and 46,252,222.68

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Solution

The fourth proportional to 85,410,378.36, 117,866,435.94 and 46,252,222.68 is: 63,828,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,410,378.36 : 117,866,435.94 = 46,252,222.68 : x
  2. Step 2: Convert to fraction form
    85,410,378.36/117,866,435.94 = 46,252,222.68/x
  3. Step 3: Cross multiply
    85,410,378.36x = 117,866,435.94 × 46,252,222.68
  4. Step 4: Simplify right side
    85,410,378.36x = 5,451,584,641,594,835
  5. Step 5: Solve for x
    x = 5,451,584,641,594,835/85,410,378.36
  6. Step 6: Final answer
    x = 63,828,128.93

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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.