Home / 37,479,019,998.60-56,216,550,015.86-12,293,419,352.58

Finding the Fourth Proportional to 37,479,019,998.60, 56,216,550,015.86 and 12,293,419,352.58

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Solution

The fourth proportional to 37,479,019,998.60, 56,216,550,015.86 and 12,293,419,352.58 is: 18,439,479,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,479,019,998.60 : 56,216,550,015.86 = 12,293,419,352.58 : x
  2. Step 2: Convert to fraction form
    37,479,019,998.60/56,216,550,015.86 = 12,293,419,352.58/x
  3. Step 3: Cross multiply
    37,479,019,998.60x = 56,216,550,015.86 × 12,293,419,352.58
  4. Step 4: Simplify right side
    37,479,019,998.60x = 691,093,623,900,193,423,360
  5. Step 5: Solve for x
    x = 691,093,623,900,193,423,360/37,479,019,998.60
  6. Step 6: Final answer
    x = 18,439,479,578.87

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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.