Home / 152,306,611,676.05-210,180,296,528.79-83,716,558,490.57

Finding the Fourth Proportional to 152,306,611,676.05, 210,180,296,528.79 and 83,716,558,490.57

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Solution

The fourth proportional to 152,306,611,676.05, 210,180,296,528.79 and 83,716,558,490.57 is: 115,527,296,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,306,611,676.05 : 210,180,296,528.79 = 83,716,558,490.57 : x
  2. Step 2: Convert to fraction form
    152,306,611,676.05/210,180,296,528.79 = 83,716,558,490.57/x
  3. Step 3: Cross multiply
    152,306,611,676.05x = 210,180,296,528.79 × 83,716,558,490.57
  4. Step 4: Simplify right side
    152,306,611,676.05x = 17,595,571,087,917,797,343,232
  5. Step 5: Solve for x
    x = 17,595,571,087,917,797,343,232/152,306,611,676.05
  6. Step 6: Final answer
    x = 115,527,296,512.53

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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.