Home / 85,540,612.32-118,045,917.36-46,382,317.92

Finding the Fourth Proportional to 85,540,612.32, 118,045,917.36 and 46,382,317.92

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Solution

The fourth proportional to 85,540,612.32, 118,045,917.36 and 46,382,317.92 is: 64,007,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,540,612.32 : 118,045,917.36 = 46,382,317.92 : x
  2. Step 2: Convert to fraction form
    85,540,612.32/118,045,917.36 = 46,382,317.92/x
  3. Step 3: Cross multiply
    85,540,612.32x = 118,045,917.36 × 46,382,317.92
  4. Step 4: Simplify right side
    85,540,612.32x = 5,475,243,268,149,567
  5. Step 5: Solve for x
    x = 5,475,243,268,149,567/85,540,612.32
  6. Step 6: Final answer
    x = 64,007,529.52

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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.