Home / 81,833,975.00-122,767,133.07-30,019,058.87

Finding the Fourth Proportional to 81,833,975.00, 122,767,133.07 and 30,019,058.87

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Solution

The fourth proportional to 81,833,975.00, 122,767,133.07 and 30,019,058.87 is: 45,034,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,833,975.00 : 122,767,133.07 = 30,019,058.87 : x
  2. Step 2: Convert to fraction form
    81,833,975.00/122,767,133.07 = 30,019,058.87/x
  3. Step 3: Cross multiply
    81,833,975.00x = 122,767,133.07 × 30,019,058.87
  4. Step 4: Simplify right side
    81,833,975.00x = 3,685,353,794,315,617.50
  5. Step 5: Solve for x
    x = 3,685,353,794,315,617.50/81,833,975.00
  6. Step 6: Final answer
    x = 45,034,520.13

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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.