Home / 373,669,911.40-560,504,867.10-218,063,986.60

Finding the Fourth Proportional to 373,669,911.40, 560,504,867.10 and 218,063,986.60

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Solution

The fourth proportional to 373,669,911.40, 560,504,867.10 and 218,063,986.60 is: 327,095,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,669,911.40 : 560,504,867.10 = 218,063,986.60 : x
  2. Step 2: Convert to fraction form
    373,669,911.40/560,504,867.10 = 218,063,986.60/x
  3. Step 3: Cross multiply
    373,669,911.40x = 560,504,867.10 × 218,063,986.60
  4. Step 4: Simplify right side
    373,669,911.40x = 122,225,925,828,529,184
  5. Step 5: Solve for x
    x = 122,225,925,828,529,184/373,669,911.40
  6. Step 6: Final answer
    x = 327,095,979.90

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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.