Home / 1,208,016,093.88-1,812,026,242.73-379,033,354.77

Finding the Fourth Proportional to 1,208,016,093.88, 1,812,026,242.73 and 379,033,354.77

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Solution

The fourth proportional to 1,208,016,093.88, 1,812,026,242.73 and 379,033,354.77 is: 568,550,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,016,093.88 : 1,812,026,242.73 = 379,033,354.77 : x
  2. Step 2: Convert to fraction form
    1,208,016,093.88/1,812,026,242.73 = 379,033,354.77/x
  3. Step 3: Cross multiply
    1,208,016,093.88x = 1,812,026,242.73 × 379,033,354.77
  4. Step 4: Simplify right side
    1,208,016,093.88x = 686,818,385,713,230,208
  5. Step 5: Solve for x
    x = 686,818,385,713,230,208/1,208,016,093.88
  6. Step 6: Final answer
    x = 568,550,691.66

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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.