Home / 85,339,655.80-117,768,725.44-46,181,432.94

Finding the Fourth Proportional to 85,339,655.80, 117,768,725.44 and 46,181,432.94

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Solution

The fourth proportional to 85,339,655.80, 117,768,725.44 and 46,181,432.94 is: 63,730,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,339,655.80 : 117,768,725.44 = 46,181,432.94 : x
  2. Step 2: Convert to fraction form
    85,339,655.80/117,768,725.44 = 46,181,432.94/x
  3. Step 3: Cross multiply
    85,339,655.80x = 117,768,725.44 × 46,181,432.94
  4. Step 4: Simplify right side
    85,339,655.80x = 5,438,728,496,336,632
  5. Step 5: Solve for x
    x = 5,438,728,496,336,632/85,339,655.80
  6. Step 6: Final answer
    x = 63,730,377.69

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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.