Home / 85,567,268.65-118,085,503.74-48,396,821.59

Finding the Fourth Proportional to 85,567,268.65, 118,085,503.74 and 48,396,821.59

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Solution

The fourth proportional to 85,567,268.65, 118,085,503.74 and 48,396,821.59 is: 66,789,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,567,268.65 : 118,085,503.74 = 48,396,821.59 : x
  2. Step 2: Convert to fraction form
    85,567,268.65/118,085,503.74 = 48,396,821.59/x
  3. Step 3: Cross multiply
    85,567,268.65x = 118,085,503.74 × 48,396,821.59
  4. Step 4: Simplify right side
    85,567,268.65x = 5,714,963,056,870,058
  5. Step 5: Solve for x
    x = 5,714,963,056,870,058/85,567,268.65
  6. Step 6: Final answer
    x = 66,789,125.64

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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.