Home / 104,079,812.08-143,629,999.80-57,673,071.28

Finding the Fourth Proportional to 104,079,812.08, 143,629,999.80 and 57,673,071.28

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Solution

The fourth proportional to 104,079,812.08, 143,629,999.80 and 57,673,071.28 is: 79,588,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,079,812.08 : 143,629,999.80 = 57,673,071.28 : x
  2. Step 2: Convert to fraction form
    104,079,812.08/143,629,999.80 = 57,673,071.28/x
  3. Step 3: Cross multiply
    104,079,812.08x = 143,629,999.80 × 57,673,071.28
  4. Step 4: Simplify right side
    104,079,812.08x = 8,283,583,216,411,787
  5. Step 5: Solve for x
    x = 8,283,583,216,411,787/104,079,812.08
  6. Step 6: Final answer
    x = 79,588,760.31

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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.