Home / 3,129,322,337.70-4,693,983,506.55-1,889,576,772.90

Finding the Fourth Proportional to 3,129,322,337.70, 4,693,983,506.55 and 1,889,576,772.90

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Solution

The fourth proportional to 3,129,322,337.70, 4,693,983,506.55 and 1,889,576,772.90 is: 2,834,365,159.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,322,337.70 : 4,693,983,506.55 = 1,889,576,772.90 : x
  2. Step 2: Convert to fraction form
    3,129,322,337.70/4,693,983,506.55 = 1,889,576,772.90/x
  3. Step 3: Cross multiply
    3,129,322,337.70x = 4,693,983,506.55 × 1,889,576,772.90
  4. Step 4: Simplify right side
    3,129,322,337.70x = 8,869,642,206,352,575,488
  5. Step 5: Solve for x
    x = 8,869,642,206,352,575,488/3,129,322,337.70
  6. Step 6: Final answer
    x = 2,834,365,159.35

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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.