Home / 199,740,198.38-299,610,297.56-56,133,030.38

Finding the Fourth Proportional to 199,740,198.38, 299,610,297.56 and 56,133,030.38

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Solution

The fourth proportional to 199,740,198.38, 299,610,297.56 and 56,133,030.38 is: 84,199,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,198.38 : 299,610,297.56 = 56,133,030.38 : x
  2. Step 2: Convert to fraction form
    199,740,198.38/299,610,297.56 = 56,133,030.38/x
  3. Step 3: Cross multiply
    199,740,198.38x = 299,610,297.56 × 56,133,030.38
  4. Step 4: Simplify right side
    199,740,198.38x = 16,818,033,933,738,600
  5. Step 5: Solve for x
    x = 16,818,033,933,738,600/199,740,198.38
  6. Step 6: Final answer
    x = 84,199,545.56

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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.