Home / 8,319,415,509.60-11,474,099,102.24-7,313,682,684.48

Finding the Fourth Proportional to 8,319,415,509.60, 11,474,099,102.24 and 7,313,682,684.48

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Solution

The fourth proportional to 8,319,415,509.60, 11,474,099,102.24 and 7,313,682,684.48 is: 10,086,997,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,415,509.60 : 11,474,099,102.24 = 7,313,682,684.48 : x
  2. Step 2: Convert to fraction form
    8,319,415,509.60/11,474,099,102.24 = 7,313,682,684.48/x
  3. Step 3: Cross multiply
    8,319,415,509.60x = 11,474,099,102.24 × 7,313,682,684.48
  4. Step 4: Simplify right side
    8,319,415,509.60x = 83,917,919,924,060,192,768
  5. Step 5: Solve for x
    x = 83,917,919,924,060,192,768/8,319,415,509.60
  6. Step 6: Final answer
    x = 10,086,997,076.56

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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.