Home / 1,419,786,835.80-2,129,723,640.10-487,096,600.49

Finding the Fourth Proportional to 1,419,786,835.80, 2,129,723,640.10 and 487,096,600.49

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Solution

The fourth proportional to 1,419,786,835.80, 2,129,723,640.10 and 487,096,600.49 is: 730,659,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,786,835.80 : 2,129,723,640.10 = 487,096,600.49 : x
  2. Step 2: Convert to fraction form
    1,419,786,835.80/2,129,723,640.10 = 487,096,600.49/x
  3. Step 3: Cross multiply
    1,419,786,835.80x = 2,129,723,640.10 × 487,096,600.49
  4. Step 4: Simplify right side
    1,419,786,835.80x = 1,037,381,145,077,116,032
  5. Step 5: Solve for x
    x = 1,037,381,145,077,116,032/1,419,786,835.80
  6. Step 6: Final answer
    x = 730,659,785.63

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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.