Home / 197,011,212.20-295,489,991.10-51,456,156.20

Finding the Fourth Proportional to 197,011,212.20, 295,489,991.10 and 51,456,156.20

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Solution

The fourth proportional to 197,011,212.20, 295,489,991.10 and 51,456,156.20 is: 77,177,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,011,212.20 : 295,489,991.10 = 51,456,156.20 : x
  2. Step 2: Convert to fraction form
    197,011,212.20/295,489,991.10 = 51,456,156.20/x
  3. Step 3: Cross multiply
    197,011,212.20x = 295,489,991.10 × 51,456,156.20
  4. Step 4: Simplify right side
    197,011,212.20x = 15,204,779,137,578,212
  5. Step 5: Solve for x
    x = 15,204,779,137,578,212/197,011,212.20
  6. Step 6: Final answer
    x = 77,177,227.47

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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.