Home / 2,158,083,584.38-3,237,239,698.85-665,140,543.03

Finding the Fourth Proportional to 2,158,083,584.38, 3,237,239,698.85 and 665,140,543.03

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Solution

The fourth proportional to 2,158,083,584.38, 3,237,239,698.85 and 665,140,543.03 is: 997,746,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,083,584.38 : 3,237,239,698.85 = 665,140,543.03 : x
  2. Step 2: Convert to fraction form
    2,158,083,584.38/3,237,239,698.85 = 665,140,543.03/x
  3. Step 3: Cross multiply
    2,158,083,584.38x = 3,237,239,698.85 × 665,140,543.03
  4. Step 4: Simplify right side
    2,158,083,584.38x = 2,153,219,371,211,362,560
  5. Step 5: Solve for x
    x = 2,153,219,371,211,362,560/2,158,083,584.38
  6. Step 6: Final answer
    x = 997,746,049.69

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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.