Home / 997,488,001.35-1,496,232,002.03-415,028,665.35

Finding the Fourth Proportional to 997,488,001.35, 1,496,232,002.03 and 415,028,665.35

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Solution

The fourth proportional to 997,488,001.35, 1,496,232,002.03 and 415,028,665.35 is: 622,542,998.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,488,001.35 : 1,496,232,002.03 = 415,028,665.35 : x
  2. Step 2: Convert to fraction form
    997,488,001.35/1,496,232,002.03 = 415,028,665.35/x
  3. Step 3: Cross multiply
    997,488,001.35x = 1,496,232,002.03 × 415,028,665.35
  4. Step 4: Simplify right side
    997,488,001.35x = 620,979,170,854,394,368
  5. Step 5: Solve for x
    x = 620,979,170,854,394,368/997,488,001.35
  6. Step 6: Final answer
    x = 622,542,998.03

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Double scale
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Similar ratio
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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.