Home / 85,659,345.09-118,211,333.73-46,501,121.79

Finding the Fourth Proportional to 85,659,345.09, 118,211,333.73 and 46,501,121.79

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Solution

The fourth proportional to 85,659,345.09, 118,211,333.73 and 46,501,121.79 is: 64,172,328.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,659,345.09 : 118,211,333.73 = 46,501,121.79 : x
  2. Step 2: Convert to fraction form
    85,659,345.09/118,211,333.73 = 46,501,121.79/x
  3. Step 3: Cross multiply
    85,659,345.09x = 118,211,333.73 × 46,501,121.79
  4. Step 4: Simplify right side
    85,659,345.09x = 5,496,959,626,737,065
  5. Step 5: Solve for x
    x = 5,496,959,626,737,065/85,659,345.09
  6. Step 6: Final answer
    x = 64,172,328.44

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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.