Home / 57,360,667,299.66-79,157,797,126.38-31,639,370,390.64

Finding the Fourth Proportional to 57,360,667,299.66, 79,157,797,126.38 and 31,639,370,390.64

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Solution

The fourth proportional to 57,360,667,299.66, 79,157,797,126.38 and 31,639,370,390.64 is: 43,662,373,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360,667,299.66 : 79,157,797,126.38 = 31,639,370,390.64 : x
  2. Step 2: Convert to fraction form
    57,360,667,299.66/79,157,797,126.38 = 31,639,370,390.64/x
  3. Step 3: Cross multiply
    57,360,667,299.66x = 79,157,797,126.38 × 31,639,370,390.64
  4. Step 4: Simplify right side
    57,360,667,299.66x = 2,504,502,862,588,675,620,864
  5. Step 5: Solve for x
    x = 2,504,502,862,588,675,620,864/57,360,667,299.66
  6. Step 6: Final answer
    x = 43,662,373,199.13

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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.