Home / 1,580,455,768.20-2,370,935,594.70-659,858,238.60

Finding the Fourth Proportional to 1,580,455,768.20, 2,370,935,594.70 and 659,858,238.60

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Solution

The fourth proportional to 1,580,455,768.20, 2,370,935,594.70 and 659,858,238.60 is: 989,892,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,455,768.20 : 2,370,935,594.70 = 659,858,238.60 : x
  2. Step 2: Convert to fraction form
    1,580,455,768.20/2,370,935,594.70 = 659,858,238.60/x
  3. Step 3: Cross multiply
    1,580,455,768.20x = 2,370,935,594.70 × 659,858,238.60
  4. Step 4: Simplify right side
    1,580,455,768.20x = 1,564,481,385,352,785,408
  5. Step 5: Solve for x
    x = 1,564,481,385,352,785,408/1,580,455,768.20
  6. Step 6: Final answer
    x = 989,892,546.71

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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.