Home / 203,614,173-280,985,196.78-110,793,081.60

Finding the Fourth Proportional to 203,614,173, 280,985,196.78 and 110,793,081.60

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Solution

The fourth proportional to 203,614,173, 280,985,196.78 and 110,793,081.60 is: 152,893,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,614,173 : 280,985,196.78 = 110,793,081.60 : x
  2. Step 2: Convert to fraction form
    203,614,173/280,985,196.78 = 110,793,081.60/x
  3. Step 3: Cross multiply
    203,614,173x = 280,985,196.78 × 110,793,081.60
  4. Step 4: Simplify right side
    203,614,173x = 31,131,215,835,238,592
  5. Step 5: Solve for x
    x = 31,131,215,835,238,592/203,614,173
  6. Step 6: Final answer
    x = 152,893,167.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.