Home / 18,272,675,667.86-27,389,668,742.90-6,146,323,275.61

Finding the Fourth Proportional to 18,272,675,667.86, 27,389,668,742.90 and 6,146,323,275.61

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Solution

The fourth proportional to 18,272,675,667.86, 27,389,668,742.90 and 6,146,323,275.61 is: 9,212,977,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272,675,667.86 : 27,389,668,742.90 = 6,146,323,275.61 : x
  2. Step 2: Convert to fraction form
    18,272,675,667.86/27,389,668,742.90 = 6,146,323,275.61/x
  3. Step 3: Cross multiply
    18,272,675,667.86x = 27,389,668,742.90 × 6,146,323,275.61
  4. Step 4: Simplify right side
    18,272,675,667.86x = 168,345,758,505,782,640,640
  5. Step 5: Solve for x
    x = 168,345,758,505,782,640,640/18,272,675,667.86
  6. Step 6: Final answer
    x = 9,212,977,976.83

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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.