Home / 205,871,424,836.76-308,630,275,462.08-71,548,463,532.60

Finding the Fourth Proportional to 205,871,424,836.76, 308,630,275,462.08 and 71,548,463,532.60

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Solution

The fourth proportional to 205,871,424,836.76, 308,630,275,462.08 and 71,548,463,532.60 is: 107,261,228,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,871,424,836.76 : 308,630,275,462.08 = 71,548,463,532.60 : x
  2. Step 2: Convert to fraction form
    205,871,424,836.76/308,630,275,462.08 = 71,548,463,532.60/x
  3. Step 3: Cross multiply
    205,871,424,836.76x = 308,630,275,462.08 × 71,548,463,532.60
  4. Step 4: Simplify right side
    205,871,424,836.76x = 22,082,022,008,954,925,613,056
  5. Step 5: Solve for x
    x = 22,082,022,008,954,925,613,056/205,871,424,836.76
  6. Step 6: Final answer
    x = 107,261,228,829.91

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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.