Home / 1,116,356,612.94-1,674,581,149.31-329,410,239.30

Finding the Fourth Proportional to 1,116,356,612.94, 1,674,581,149.31 and 329,410,239.30

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Solution

The fourth proportional to 1,116,356,612.94, 1,674,581,149.31 and 329,410,239.30 is: 494,129,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,356,612.94 : 1,674,581,149.31 = 329,410,239.30 : x
  2. Step 2: Convert to fraction form
    1,116,356,612.94/1,674,581,149.31 = 329,410,239.30/x
  3. Step 3: Cross multiply
    1,116,356,612.94x = 1,674,581,149.31 × 329,410,239.30
  4. Step 4: Simplify right side
    1,116,356,612.94x = 551,624,177,119,829,120
  5. Step 5: Solve for x
    x = 551,624,177,119,829,120/1,116,356,612.94
  6. Step 6: Final answer
    x = 494,129,000.29

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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.