Home / 188,086,670.08-259,536,100.80-104,443,428.40

Finding the Fourth Proportional to 188,086,670.08, 259,536,100.80 and 104,443,428.40

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Solution

The fourth proportional to 188,086,670.08, 259,536,100.80 and 104,443,428.40 is: 144,118,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,086,670.08 : 259,536,100.80 = 104,443,428.40 : x
  2. Step 2: Convert to fraction form
    188,086,670.08/259,536,100.80 = 104,443,428.40/x
  3. Step 3: Cross multiply
    188,086,670.08x = 259,536,100.80 × 104,443,428.40
  4. Step 4: Simplify right side
    188,086,670.08x = 27,106,840,161,119,984
  5. Step 5: Solve for x
    x = 27,106,840,161,119,984/188,086,670.08
  6. Step 6: Final answer
    x = 144,118,879.61

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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.