Home / 2,383,818,776.66-3,289,643,805.06-1,312,099,192.55

Finding the Fourth Proportional to 2,383,818,776.66, 3,289,643,805.06 and 1,312,099,192.55

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Solution

The fourth proportional to 2,383,818,776.66, 3,289,643,805.06 and 1,312,099,192.55 is: 1,810,682,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,818,776.66 : 3,289,643,805.06 = 1,312,099,192.55 : x
  2. Step 2: Convert to fraction form
    2,383,818,776.66/3,289,643,805.06 = 1,312,099,192.55/x
  3. Step 3: Cross multiply
    2,383,818,776.66x = 3,289,643,805.06 × 1,312,099,192.55
  4. Step 4: Simplify right side
    2,383,818,776.66x = 4,316,338,980,379,887,616
  5. Step 5: Solve for x
    x = 4,316,338,980,379,887,616/2,383,818,776.66
  6. Step 6: Final answer
    x = 1,810,682,516.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.