Home / 39,809,368,637.01-54,936,557,441.11-21,744,877,935.18

Finding the Fourth Proportional to 39,809,368,637.01, 54,936,557,441.11 and 21,744,877,935.18

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Solution

The fourth proportional to 39,809,368,637.01, 54,936,557,441.11 and 21,744,877,935.18 is: 30,007,728,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,809,368,637.01 : 54,936,557,441.11 = 21,744,877,935.18 : x
  2. Step 2: Convert to fraction form
    39,809,368,637.01/54,936,557,441.11 = 21,744,877,935.18/x
  3. Step 3: Cross multiply
    39,809,368,637.01x = 54,936,557,441.11 × 21,744,877,935.18
  4. Step 4: Simplify right side
    39,809,368,637.01x = 1,194,588,735,735,941,562,368
  5. Step 5: Solve for x
    x = 1,194,588,735,735,941,562,368/39,809,368,637.01
  6. Step 6: Final answer
    x = 30,007,728,749.19

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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.