Home / 3,029,739,640.80-4,536,956,710.80-1,988,965,586.40

Finding the Fourth Proportional to 3,029,739,640.80, 4,536,956,710.80 and 1,988,965,586.40

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Solution

The fourth proportional to 3,029,739,640.80, 4,536,956,710.80 and 1,988,965,586.40 is: 2,978,424,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029,739,640.80 : 4,536,956,710.80 = 1,988,965,586.40 : x
  2. Step 2: Convert to fraction form
    3,029,739,640.80/4,536,956,710.80 = 1,988,965,586.40/x
  3. Step 3: Cross multiply
    3,029,739,640.80x = 4,536,956,710.80 × 1,988,965,586.40
  4. Step 4: Simplify right side
    3,029,739,640.80x = 9,023,850,764,767,737,856
  5. Step 5: Solve for x
    x = 9,023,850,764,767,737,856/3,029,739,640.80
  6. Step 6: Final answer
    x = 2,978,424,496.70

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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.