Home / 478,224,110.80-717,336,166.20-133,230,984.40

Finding the Fourth Proportional to 478,224,110.80, 717,336,166.20 and 133,230,984.40

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Solution

The fourth proportional to 478,224,110.80, 717,336,166.20 and 133,230,984.40 is: 199,846,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,224,110.80 : 717,336,166.20 = 133,230,984.40 : x
  2. Step 2: Convert to fraction form
    478,224,110.80/717,336,166.20 = 133,230,984.40/x
  3. Step 3: Cross multiply
    478,224,110.80x = 717,336,166.20 × 133,230,984.40
  4. Step 4: Simplify right side
    478,224,110.80x = 95,571,403,568,548,016
  5. Step 5: Solve for x
    x = 95,571,403,568,548,016/478,224,110.80
  6. Step 6: Final answer
    x = 199,846,476.60

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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.