Home / 54,939,621,901.60-82,409,432,852.40-13,580,757,517.60

Finding the Fourth Proportional to 54,939,621,901.60, 82,409,432,852.40 and 13,580,757,517.60

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Solution

The fourth proportional to 54,939,621,901.60, 82,409,432,852.40 and 13,580,757,517.60 is: 20,371,136,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939,621,901.60 : 82,409,432,852.40 = 13,580,757,517.60 : x
  2. Step 2: Convert to fraction form
    54,939,621,901.60/82,409,432,852.40 = 13,580,757,517.60/x
  3. Step 3: Cross multiply
    54,939,621,901.60x = 82,409,432,852.40 × 13,580,757,517.60
  4. Step 4: Simplify right side
    54,939,621,901.60x = 1,119,182,524,731,383,611,392
  5. Step 5: Solve for x
    x = 1,119,182,524,731,383,611,392/54,939,621,901.60
  6. Step 6: Final answer
    x = 20,371,136,276.40

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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.