Home / 137,504,748,523.67-189,756,561,712.64-76,535,803,245.33

Finding the Fourth Proportional to 137,504,748,523.67, 189,756,561,712.64 and 76,535,803,245.33

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Solution

The fourth proportional to 137,504,748,523.67, 189,756,561,712.64 and 76,535,803,245.33 is: 105,619,413,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,504,748,523.67 : 189,756,561,712.64 = 76,535,803,245.33 : x
  2. Step 2: Convert to fraction form
    137,504,748,523.67/189,756,561,712.64 = 76,535,803,245.33/x
  3. Step 3: Cross multiply
    137,504,748,523.67x = 189,756,561,712.64 × 76,535,803,245.33
  4. Step 4: Simplify right side
    137,504,748,523.67x = 14,523,170,871,748,935,548,928
  5. Step 5: Solve for x
    x = 14,523,170,871,748,935,548,928/137,504,748,523.67
  6. Step 6: Final answer
    x = 105,619,413,348.83

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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.