Home / 567,216,438.30-850,824,657.45-485,587,100.70

Finding the Fourth Proportional to 567,216,438.30, 850,824,657.45 and 485,587,100.70

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Solution

The fourth proportional to 567,216,438.30, 850,824,657.45 and 485,587,100.70 is: 728,380,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,216,438.30 : 850,824,657.45 = 485,587,100.70 : x
  2. Step 2: Convert to fraction form
    567,216,438.30/850,824,657.45 = 485,587,100.70/x
  3. Step 3: Cross multiply
    567,216,438.30x = 850,824,657.45 × 485,587,100.70
  4. Step 4: Simplify right side
    567,216,438.30x = 413,149,478,615,216,192
  5. Step 5: Solve for x
    x = 413,149,478,615,216,192/567,216,438.30
  6. Step 6: Final answer
    x = 728,380,651.05

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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.