Home / 1,082,715,909.20-1,624,073,863.80-264,828,210.20

Finding the Fourth Proportional to 1,082,715,909.20, 1,624,073,863.80 and 264,828,210.20

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Solution

The fourth proportional to 1,082,715,909.20, 1,624,073,863.80 and 264,828,210.20 is: 397,242,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,715,909.20 : 1,624,073,863.80 = 264,828,210.20 : x
  2. Step 2: Convert to fraction form
    1,082,715,909.20/1,624,073,863.80 = 264,828,210.20/x
  3. Step 3: Cross multiply
    1,082,715,909.20x = 1,624,073,863.80 × 264,828,210.20
  4. Step 4: Simplify right side
    1,082,715,909.20x = 430,100,574,582,752,512
  5. Step 5: Solve for x
    x = 430,100,574,582,752,512/1,082,715,909.20
  6. Step 6: Final answer
    x = 397,242,315.30

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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.