Home / 13,088,650,938.36-18,062,784,014.22-7,740,795,584.76

Finding the Fourth Proportional to 13,088,650,938.36, 18,062,784,014.22 and 7,740,795,584.76

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Solution

The fourth proportional to 13,088,650,938.36, 18,062,784,014.22 and 7,740,795,584.76 is: 10,682,561,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088,650,938.36 : 18,062,784,014.22 = 7,740,795,584.76 : x
  2. Step 2: Convert to fraction form
    13,088,650,938.36/18,062,784,014.22 = 7,740,795,584.76/x
  3. Step 3: Cross multiply
    13,088,650,938.36x = 18,062,784,014.22 × 7,740,795,584.76
  4. Step 4: Simplify right side
    13,088,650,938.36x = 139,820,318,745,747,701,760
  5. Step 5: Solve for x
    x = 139,820,318,745,747,701,760/13,088,650,938.36
  6. Step 6: Final answer
    x = 10,682,561,511.05

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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.