Home / 7,855,997,315.46-11,786,206,767.75-3,434,805,004.74

Finding the Fourth Proportional to 7,855,997,315.46, 11,786,206,767.75 and 3,434,805,004.74

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Solution

The fourth proportional to 7,855,997,315.46, 11,786,206,767.75 and 3,434,805,004.74 is: 5,153,174,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,997,315.46 : 11,786,206,767.75 = 3,434,805,004.74 : x
  2. Step 2: Convert to fraction form
    7,855,997,315.46/11,786,206,767.75 = 3,434,805,004.74/x
  3. Step 3: Cross multiply
    7,855,997,315.46x = 11,786,206,767.75 × 3,434,805,004.74
  4. Step 4: Simplify right side
    7,855,997,315.46x = 40,483,321,992,768,159,744
  5. Step 5: Solve for x
    x = 40,483,321,992,768,159,744/7,855,997,315.46
  6. Step 6: Final answer
    x = 5,153,174,112.36

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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.