Home / 993,388,064.10-1,490,082,096.15-303,205,637.40

Finding the Fourth Proportional to 993,388,064.10, 1,490,082,096.15 and 303,205,637.40

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Solution

The fourth proportional to 993,388,064.10, 1,490,082,096.15 and 303,205,637.40 is: 454,808,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,388,064.10 : 1,490,082,096.15 = 303,205,637.40 : x
  2. Step 2: Convert to fraction form
    993,388,064.10/1,490,082,096.15 = 303,205,637.40/x
  3. Step 3: Cross multiply
    993,388,064.10x = 1,490,082,096.15 × 303,205,637.40
  4. Step 4: Simplify right side
    993,388,064.10x = 451,801,291,741,488,832
  5. Step 5: Solve for x
    x = 451,801,291,741,488,832/993,388,064.10
  6. Step 6: Final answer
    x = 454,808,456.10

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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.