Home / 12,576,807,546.53-18,858,132,425.24-4,178,216,903.09

Finding the Fourth Proportional to 12,576,807,546.53, 18,858,132,425.24 and 4,178,216,903.09

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Solution

The fourth proportional to 12,576,807,546.53, 18,858,132,425.24 and 4,178,216,903.09 is: 6,264,973,632.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,807,546.53 : 18,858,132,425.24 = 4,178,216,903.09 : x
  2. Step 2: Convert to fraction form
    12,576,807,546.53/18,858,132,425.24 = 4,178,216,903.09/x
  3. Step 3: Cross multiply
    12,576,807,546.53x = 18,858,132,425.24 × 4,178,216,903.09
  4. Step 4: Simplify right side
    12,576,807,546.53x = 78,793,367,659,826,495,488
  5. Step 5: Solve for x
    x = 78,793,367,659,826,495,488/12,576,807,546.53
  6. Step 6: Final answer
    x = 6,264,973,632.48

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1.5x scale

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.