Home / 619,630,023.69-855,110,419.43-337,383,410.81

Finding the Fourth Proportional to 619,630,023.69, 855,110,419.43 and 337,383,410.81

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Solution

The fourth proportional to 619,630,023.69, 855,110,419.43 and 337,383,410.81 is: 465,600,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,630,023.69 : 855,110,419.43 = 337,383,410.81 : x
  2. Step 2: Convert to fraction form
    619,630,023.69/855,110,419.43 = 337,383,410.81/x
  3. Step 3: Cross multiply
    619,630,023.69x = 855,110,419.43 × 337,383,410.81
  4. Step 4: Simplify right side
    619,630,023.69x = 288,500,069,920,500,608
  5. Step 5: Solve for x
    x = 288,500,069,920,500,608/619,630,023.69
  6. Step 6: Final answer
    x = 465,600,534.01

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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.