Home / 221,184,014.40-331,776,021.60-124,040,001.60

Finding the Fourth Proportional to 221,184,014.40, 331,776,021.60 and 124,040,001.60

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Solution

The fourth proportional to 221,184,014.40, 331,776,021.60 and 124,040,001.60 is: 186,060,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,014.40 : 331,776,021.60 = 124,040,001.60 : x
  2. Step 2: Convert to fraction form
    221,184,014.40/331,776,021.60 = 124,040,001.60/x
  3. Step 3: Cross multiply
    221,184,014.40x = 331,776,021.60 × 124,040,001.60
  4. Step 4: Simplify right side
    221,184,014.40x = 41,153,498,250,105,632
  5. Step 5: Solve for x
    x = 41,153,498,250,105,632/221,184,014.40
  6. Step 6: Final answer
    x = 186,060,002.40

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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.