Home / 104,975,999.10-157,463,998.65-72,097,515.90

Finding the Fourth Proportional to 104,975,999.10, 157,463,998.65 and 72,097,515.90

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Solution

The fourth proportional to 104,975,999.10, 157,463,998.65 and 72,097,515.90 is: 108,146,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,975,999.10 : 157,463,998.65 = 72,097,515.90 : x
  2. Step 2: Convert to fraction form
    104,975,999.10/157,463,998.65 = 72,097,515.90/x
  3. Step 3: Cross multiply
    104,975,999.10x = 157,463,998.65 × 72,097,515.90
  4. Step 4: Simplify right side
    104,975,999.10x = 11,352,763,146,345,954
  5. Step 5: Solve for x
    x = 11,352,763,146,345,954/104,975,999.10
  6. Step 6: Final answer
    x = 108,146,273.85

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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.