Home / 3,721,793,523.84-5,135,925,529.08-2,028,212,205.64

Finding the Fourth Proportional to 3,721,793,523.84, 5,135,925,529.08 and 2,028,212,205.64

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Solution

The fourth proportional to 3,721,793,523.84, 5,135,925,529.08 and 2,028,212,205.64 is: 2,798,851,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,793,523.84 : 5,135,925,529.08 = 2,028,212,205.64 : x
  2. Step 2: Convert to fraction form
    3,721,793,523.84/5,135,925,529.08 = 2,028,212,205.64/x
  3. Step 3: Cross multiply
    3,721,793,523.84x = 5,135,925,529.08 × 2,028,212,205.64
  4. Step 4: Simplify right side
    3,721,793,523.84x = 10,416,746,845,338,130,432
  5. Step 5: Solve for x
    x = 10,416,746,845,338,130,432/3,721,793,523.84
  6. Step 6: Final answer
    x = 2,798,851,354.49

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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.