Home / 137,760,831,296.60-190,109,945,645.01-74,396,057,984.60

Finding the Fourth Proportional to 137,760,831,296.60, 190,109,945,645.01 and 74,396,057,984.60

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Solution

The fourth proportional to 137,760,831,296.60, 190,109,945,645.01 and 74,396,057,984.60 is: 102,666,559,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,760,831,296.60 : 190,109,945,645.01 = 74,396,057,984.60 : x
  2. Step 2: Convert to fraction form
    137,760,831,296.60/190,109,945,645.01 = 74,396,057,984.60/x
  3. Step 3: Cross multiply
    137,760,831,296.60x = 190,109,945,645.01 × 74,396,057,984.60
  4. Step 4: Simplify right side
    137,760,831,296.60x = 14,143,430,539,654,369,116,160
  5. Step 5: Solve for x
    x = 14,143,430,539,654,369,116,160/137,760,831,296.60
  6. Step 6: Final answer
    x = 102,666,559,184.76

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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.