Home / 104,097,039.96-143,652,161.34-57,687,199.32

Finding the Fourth Proportional to 104,097,039.96, 143,652,161.34 and 57,687,199.32

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Solution

The fourth proportional to 104,097,039.96, 143,652,161.34 and 57,687,199.32 is: 79,607,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,097,039.96 : 143,652,161.34 = 57,687,199.32 : x
  2. Step 2: Convert to fraction form
    104,097,039.96/143,652,161.34 = 57,687,199.32/x
  3. Step 3: Cross multiply
    104,097,039.96x = 143,652,161.34 × 57,687,199.32
  4. Step 4: Simplify right side
    104,097,039.96x = 8,286,890,863,969,379
  5. Step 5: Solve for x
    x = 8,286,890,863,969,379/104,097,039.96
  6. Step 6: Final answer
    x = 79,607,363.16

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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.