Home / 346,994,204.52-478,821,504.96-198,285,815.28

Finding the Fourth Proportional to 346,994,204.52, 478,821,504.96 and 198,285,815.28

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Solution

The fourth proportional to 346,994,204.52, 478,821,504.96 and 198,285,815.28 is: 273,616,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,994,204.52 : 478,821,504.96 = 198,285,815.28 : x
  2. Step 2: Convert to fraction form
    346,994,204.52/478,821,504.96 = 198,285,815.28/x
  3. Step 3: Cross multiply
    346,994,204.52x = 478,821,504.96 × 198,285,815.28
  4. Step 4: Simplify right side
    346,994,204.52x = 94,943,512,484,590,160
  5. Step 5: Solve for x
    x = 94,943,512,484,590,160/346,994,204.52
  6. Step 6: Final answer
    x = 273,616,997.77

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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.