Home / 85,659,345.08-118,211,333.75-46,501,121.79

Finding the Fourth Proportional to 85,659,345.08, 118,211,333.75 and 46,501,121.79

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Solution

The fourth proportional to 85,659,345.08, 118,211,333.75 and 46,501,121.79 is: 64,172,328.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,659,345.08 : 118,211,333.75 = 46,501,121.79 : x
  2. Step 2: Convert to fraction form
    85,659,345.08/118,211,333.75 = 46,501,121.79/x
  3. Step 3: Cross multiply
    85,659,345.08x = 118,211,333.75 × 46,501,121.79
  4. Step 4: Simplify right side
    85,659,345.08x = 5,496,959,627,434,582
  5. Step 5: Solve for x
    x = 5,496,959,627,434,582/85,659,345.08
  6. Step 6: Final answer
    x = 64,172,328.46

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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.