Home / 85,339,629.08-117,768,688.26-46,181,405.82

Finding the Fourth Proportional to 85,339,629.08, 117,768,688.26 and 46,181,405.82

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Solution

The fourth proportional to 85,339,629.08, 117,768,688.26 and 46,181,405.82 is: 63,730,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,629.08 : 117,768,688.26 = 46,181,405.82 : x
  2. Step 2: Convert to fraction form
    85,339,629.08/117,768,688.26 = 46,181,405.82/x
  3. Step 3: Cross multiply
    85,339,629.08x = 117,768,688.26 × 46,181,405.82
  4. Step 4: Simplify right side
    85,339,629.08x = 5,438,723,585,424,130
  5. Step 5: Solve for x
    x = 5,438,723,585,424,130/85,339,629.08
  6. Step 6: Final answer
    x = 63,730,340.10

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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.