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Finding the Fourth Proportional to 1,119,150,814.20, 1,675,497,717.22 and 1,119,150,814.20

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Solution

The fourth proportional to 1,119,150,814.20, 1,675,497,717.22 and 1,119,150,814.20 is: 1,675,497,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,150,814.20 : 1,675,497,717.22 = 1,119,150,814.20 : x
  2. Step 2: Convert to fraction form
    1,119,150,814.20/1,675,497,717.22 = 1,119,150,814.20/x
  3. Step 3: Cross multiply
    1,119,150,814.20x = 1,675,497,717.22 × 1,119,150,814.20
  4. Step 4: Simplify right side
    1,119,150,814.20x = 1,875,134,634,417,004,544
  5. Step 5: Solve for x
    x = 1,875,134,634,417,004,544/1,119,150,814.20
  6. Step 6: Final answer
    x = 1,675,497,717.22

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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.