Home / 18,387,791,690,475-27,581,714,081,409-7,509,045,388,299.80

Finding the Fourth Proportional to 18,387,791,690,475, 27,581,714,081,409 and 7,509,045,388,299.80

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Solution

The fourth proportional to 18,387,791,690,475, 27,581,714,081,409 and 7,509,045,388,299.80 is: 11,263,578,922,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,387,791,690,475 : 27,581,714,081,409 = 7,509,045,388,299.80 : x
  2. Step 2: Convert to fraction form
    18,387,791,690,475/27,581,714,081,409 = 7,509,045,388,299.80/x
  3. Step 3: Cross multiply
    18,387,791,690,475x = 27,581,714,081,409 × 7,509,045,388,299.80
  4. Step 4: Simplify right side
    18,387,791,690,475x = 207,112,342,924,407,906,179,743,744
  5. Step 5: Solve for x
    x = 207,112,342,924,407,906,179,743,744/18,387,791,690,475
  6. Step 6: Final answer
    x = 11,263,578,922,948.83

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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.