Home / 698,949,183.30-1,049,935,429.35-494,875,839.30

Finding the Fourth Proportional to 698,949,183.30, 1,049,935,429.35 and 494,875,839.30

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Solution

The fourth proportional to 698,949,183.30, 1,049,935,429.35 and 494,875,839.30 is: 743,384,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,949,183.30 : 1,049,935,429.35 = 494,875,839.30 : x
  2. Step 2: Convert to fraction form
    698,949,183.30/1,049,935,429.35 = 494,875,839.30/x
  3. Step 3: Cross multiply
    698,949,183.30x = 1,049,935,429.35 × 494,875,839.30
  4. Step 4: Simplify right side
    698,949,183.30x = 519,587,676,810,387,136
  5. Step 5: Solve for x
    x = 519,587,676,810,387,136/698,949,183.30
  6. Step 6: Final answer
    x = 743,384,053.13

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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.