Home / 69,355,531.60-104,033,297.40-65,104,003.60

Finding the Fourth Proportional to 69,355,531.60, 104,033,297.40 and 65,104,003.60

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Solution

The fourth proportional to 69,355,531.60, 104,033,297.40 and 65,104,003.60 is: 97,656,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355,531.60 : 104,033,297.40 = 65,104,003.60 : x
  2. Step 2: Convert to fraction form
    69,355,531.60/104,033,297.40 = 65,104,003.60/x
  3. Step 3: Cross multiply
    69,355,531.60x = 104,033,297.40 × 65,104,003.60
  4. Step 4: Simplify right side
    69,355,531.60x = 6,772,984,168,449,471
  5. Step 5: Solve for x
    x = 6,772,984,168,449,471/69,355,531.60
  6. Step 6: Final answer
    x = 97,656,005.40

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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.