Home / 151,165,759,400.58-208,615,085,551.73-86,936,533,858.01

Finding the Fourth Proportional to 151,165,759,400.58, 208,615,085,551.73 and 86,936,533,858.01

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Solution

The fourth proportional to 151,165,759,400.58, 208,615,085,551.73 and 86,936,533,858.01 is: 119,976,061,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,165,759,400.58 : 208,615,085,551.73 = 86,936,533,858.01 : x
  2. Step 2: Convert to fraction form
    151,165,759,400.58/208,615,085,551.73 = 86,936,533,858.01/x
  3. Step 3: Cross multiply
    151,165,759,400.58x = 208,615,085,551.73 × 86,936,533,858.01
  4. Step 4: Simplify right side
    151,165,759,400.58x = 18,136,272,448,359,627,751,424
  5. Step 5: Solve for x
    x = 18,136,272,448,359,627,751,424/151,165,759,400.58
  6. Step 6: Final answer
    x = 119,976,061,512.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.