Home / 188,619,089.01-260,294,355.35-104,985,424.80

Finding the Fourth Proportional to 188,619,089.01, 260,294,355.35 and 104,985,424.80

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Solution

The fourth proportional to 188,619,089.01, 260,294,355.35 and 104,985,424.80 is: 144,879,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,619,089.01 : 260,294,355.35 = 104,985,424.80 : x
  2. Step 2: Convert to fraction form
    188,619,089.01/260,294,355.35 = 104,985,424.80/x
  3. Step 3: Cross multiply
    188,619,089.01x = 260,294,355.35 × 104,985,424.80
  4. Step 4: Simplify right side
    188,619,089.01x = 27,327,113,468,936,976
  5. Step 5: Solve for x
    x = 27,327,113,468,936,976/188,619,089.01
  6. Step 6: Final answer
    x = 144,879,893.19

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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.