Home / 84,076,379.18-116,025,475.48-46,906,665.20

Finding the Fourth Proportional to 84,076,379.18, 116,025,475.48 and 46,906,665.20

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Solution

The fourth proportional to 84,076,379.18, 116,025,475.48 and 46,906,665.20 is: 64,731,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,076,379.18 : 116,025,475.48 = 46,906,665.20 : x
  2. Step 2: Convert to fraction form
    84,076,379.18/116,025,475.48 = 46,906,665.20/x
  3. Step 3: Cross multiply
    84,076,379.18x = 116,025,475.48 × 46,906,665.20
  4. Step 4: Simplify right side
    84,076,379.18x = 5,442,368,133,011,170
  5. Step 5: Solve for x
    x = 5,442,368,133,011,170/84,076,379.18
  6. Step 6: Final answer
    x = 64,731,238.26

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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.