Home / 1,643,828,591.21-2,466,154,015.58-479,297,082.31

Finding the Fourth Proportional to 1,643,828,591.21, 2,466,154,015.58 and 479,297,082.31

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Solution

The fourth proportional to 1,643,828,591.21, 2,466,154,015.58 and 479,297,082.31 is: 719,065,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,828,591.21 : 2,466,154,015.58 = 479,297,082.31 : x
  2. Step 2: Convert to fraction form
    1,643,828,591.21/2,466,154,015.58 = 479,297,082.31/x
  3. Step 3: Cross multiply
    1,643,828,591.21x = 2,466,154,015.58 × 479,297,082.31
  4. Step 4: Simplify right side
    1,643,828,591.21x = 1,182,020,424,189,617,152
  5. Step 5: Solve for x
    x = 1,182,020,424,189,617,152/1,643,828,591.21
  6. Step 6: Final answer
    x = 719,065,497.77

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1.5x scale

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.