Home / 1,994,544,631.30-2,991,816,946.95-540,522,055.30

Finding the Fourth Proportional to 1,994,544,631.30, 2,991,816,946.95 and 540,522,055.30

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Solution

The fourth proportional to 1,994,544,631.30, 2,991,816,946.95 and 540,522,055.30 is: 810,783,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,631.30 : 2,991,816,946.95 = 540,522,055.30 : x
  2. Step 2: Convert to fraction form
    1,994,544,631.30/2,991,816,946.95 = 540,522,055.30/x
  3. Step 3: Cross multiply
    1,994,544,631.30x = 2,991,816,946.95 × 540,522,055.30
  4. Step 4: Simplify right side
    1,994,544,631.30x = 1,617,143,045,246,784,768
  5. Step 5: Solve for x
    x = 1,617,143,045,246,784,768/1,994,544,631.30
  6. Step 6: Final answer
    x = 810,783,082.95

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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.