Home / 218,044,758.24-327,028,303.36-86,876,040.64

Finding the Fourth Proportional to 218,044,758.24, 327,028,303.36 and 86,876,040.64

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Solution

The fourth proportional to 218,044,758.24, 327,028,303.36 and 86,876,040.64 is: 130,298,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,044,758.24 : 327,028,303.36 = 86,876,040.64 : x
  2. Step 2: Convert to fraction form
    218,044,758.24/327,028,303.36 = 86,876,040.64/x
  3. Step 3: Cross multiply
    218,044,758.24x = 327,028,303.36 × 86,876,040.64
  4. Step 4: Simplify right side
    218,044,758.24x = 28,410,924,173,133,608
  5. Step 5: Solve for x
    x = 28,410,924,173,133,608/218,044,758.24
  6. Step 6: Final answer
    x = 130,298,588.25

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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.