Home / 85,410,379.36-117,866,437.32-46,252,223.68

Finding the Fourth Proportional to 85,410,379.36, 117,866,437.32 and 46,252,223.68

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Solution

The fourth proportional to 85,410,379.36, 117,866,437.32 and 46,252,223.68 is: 63,828,130.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,410,379.36 : 117,866,437.32 = 46,252,223.68 : x
  2. Step 2: Convert to fraction form
    85,410,379.36/117,866,437.32 = 46,252,223.68/x
  3. Step 3: Cross multiply
    85,410,379.36x = 117,866,437.32 × 46,252,223.68
  4. Step 4: Simplify right side
    85,410,379.36x = 5,451,584,823,289,339
  5. Step 5: Solve for x
    x = 5,451,584,823,289,339/85,410,379.36
  6. Step 6: Final answer
    x = 63,828,130.31

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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.