Home / 193,353,518.36-290,027,435.75-47,787,092.28

Finding the Fourth Proportional to 193,353,518.36, 290,027,435.75 and 47,787,092.28

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Solution

The fourth proportional to 193,353,518.36, 290,027,435.75 and 47,787,092.28 is: 71,679,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,353,518.36 : 290,027,435.75 = 47,787,092.28 : x
  2. Step 2: Convert to fraction form
    193,353,518.36/290,027,435.75 = 47,787,092.28/x
  3. Step 3: Cross multiply
    193,353,518.36x = 290,027,435.75 × 47,787,092.28
  4. Step 4: Simplify right side
    193,353,518.36x = 13,859,567,835,678,086
  5. Step 5: Solve for x
    x = 13,859,567,835,678,086/193,353,518.36
  6. Step 6: Final answer
    x = 71,679,936.08

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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.