Home / 333,681,818.40-500,522,727.60-197,296,999.20

Finding the Fourth Proportional to 333,681,818.40, 500,522,727.60 and 197,296,999.20

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Solution

The fourth proportional to 333,681,818.40, 500,522,727.60 and 197,296,999.20 is: 295,945,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,681,818.40 : 500,522,727.60 = 197,296,999.20 : x
  2. Step 2: Convert to fraction form
    333,681,818.40/500,522,727.60 = 197,296,999.20/x
  3. Step 3: Cross multiply
    333,681,818.40x = 500,522,727.60 × 197,296,999.20
  4. Step 4: Simplify right side
    333,681,818.40x = 98,751,632,186,879,024
  5. Step 5: Solve for x
    x = 98,751,632,186,879,024/333,681,818.40
  6. Step 6: Final answer
    x = 295,945,498.80

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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.