Home / 209,916,288,051.39-314,874,432,077.08-209,916,288,051.39

Finding the Fourth Proportional to 209,916,288,051.39, 314,874,432,077.08 and 209,916,288,051.39

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Solution

The fourth proportional to 209,916,288,051.39, 314,874,432,077.08 and 209,916,288,051.39 is: 314,874,432,077.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,916,288,051.39 : 314,874,432,077.08 = 209,916,288,051.39 : x
  2. Step 2: Convert to fraction form
    209,916,288,051.39/314,874,432,077.08 = 209,916,288,051.39/x
  3. Step 3: Cross multiply
    209,916,288,051.39x = 314,874,432,077.08 × 209,916,288,051.39
  4. Step 4: Simplify right side
    209,916,288,051.39x = 66,097,271,983,910,170,918,912
  5. Step 5: Solve for x
    x = 66,097,271,983,910,170,918,912/209,916,288,051.39
  6. Step 6: Final answer
    x = 314,874,432,077.08

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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.