Home / 188,619,090.08-260,294,356.82-104,985,425.87

Finding the Fourth Proportional to 188,619,090.08, 260,294,356.82 and 104,985,425.87

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Solution

The fourth proportional to 188,619,090.08, 260,294,356.82 and 104,985,425.87 is: 144,879,894.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,619,090.08 : 260,294,356.82 = 104,985,425.87 : x
  2. Step 2: Convert to fraction form
    188,619,090.08/260,294,356.82 = 104,985,425.87/x
  3. Step 3: Cross multiply
    188,619,090.08x = 260,294,356.82 × 104,985,425.87
  4. Step 4: Simplify right side
    188,619,090.08x = 27,327,113,901,003,964
  5. Step 5: Solve for x
    x = 27,327,113,901,003,964/188,619,090.08
  6. Step 6: Final answer
    x = 144,879,894.66

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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.