Home / 86,745,329,257.37-130,049,561,307.96-54,806,682,364.75

Finding the Fourth Proportional to 86,745,329,257.37, 130,049,561,307.96 and 54,806,682,364.75

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Solution

The fourth proportional to 86,745,329,257.37, 130,049,561,307.96 and 54,806,682,364.75 is: 82,166,787,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,745,329,257.37 : 130,049,561,307.96 = 54,806,682,364.75 : x
  2. Step 2: Convert to fraction form
    86,745,329,257.37/130,049,561,307.96 = 54,806,682,364.75/x
  3. Step 3: Cross multiply
    86,745,329,257.37x = 130,049,561,307.96 × 54,806,682,364.75
  4. Step 4: Simplify right side
    86,745,329,257.37x = 7,127,584,998,279,795,965,952
  5. Step 5: Solve for x
    x = 7,127,584,998,279,795,965,952/86,745,329,257.37
  6. Step 6: Final answer
    x = 82,166,787,068.53

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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.