Home / 18,509,839,615.59-27,756,006,835.14-7,170,327,551.49

Finding the Fourth Proportional to 18,509,839,615.59, 27,756,006,835.14 and 7,170,327,551.49

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Solution

The fourth proportional to 18,509,839,615.59, 27,756,006,835.14 and 7,170,327,551.49 is: 10,752,100,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509,839,615.59 : 27,756,006,835.14 = 7,170,327,551.49 : x
  2. Step 2: Convert to fraction form
    18,509,839,615.59/27,756,006,835.14 = 7,170,327,551.49/x
  3. Step 3: Cross multiply
    18,509,839,615.59x = 27,756,006,835.14 × 7,170,327,551.49
  4. Step 4: Simplify right side
    18,509,839,615.59x = 199,019,660,529,349,099,520
  5. Step 5: Solve for x
    x = 199,019,660,529,349,099,520/18,509,839,615.59
  6. Step 6: Final answer
    x = 10,752,100,756.28

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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.