Home / 10,789,632,272.80-16,184,896,306.80-3,428,435,216.80

Finding the Fourth Proportional to 10,789,632,272.80, 16,184,896,306.80 and 3,428,435,216.80

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Solution

The fourth proportional to 10,789,632,272.80, 16,184,896,306.80 and 3,428,435,216.80 is: 5,142,795,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,632,272.80 : 16,184,896,306.80 = 3,428,435,216.80 : x
  2. Step 2: Convert to fraction form
    10,789,632,272.80/16,184,896,306.80 = 3,428,435,216.80/x
  3. Step 3: Cross multiply
    10,789,632,272.80x = 16,184,896,306.80 × 3,428,435,216.80
  4. Step 4: Simplify right side
    10,789,632,272.80x = 55,488,868,478,489,378,816
  5. Step 5: Solve for x
    x = 55,488,868,478,489,378,816/10,789,632,272.80
  6. Step 6: Final answer
    x = 5,142,795,145.89

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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.