Home / 85,084,426.57-127,631,165.50-26,796,662.77

Finding the Fourth Proportional to 85,084,426.57, 127,631,165.50 and 26,796,662.77

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Solution

The fourth proportional to 85,084,426.57, 127,631,165.50 and 26,796,662.77 is: 40,196,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,084,426.57 : 127,631,165.50 = 26,796,662.77 : x
  2. Step 2: Convert to fraction form
    85,084,426.57/127,631,165.50 = 26,796,662.77/x
  3. Step 3: Cross multiply
    85,084,426.57x = 127,631,165.50 × 26,796,662.77
  4. Step 4: Simplify right side
    85,084,426.57x = 3,420,089,301,158,311.50
  5. Step 5: Solve for x
    x = 3,420,089,301,158,311.50/85,084,426.57
  6. Step 6: Final answer
    x = 40,196,419.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.