Home / 671,047,692.09-925,568,790.36-447,916,873.83

Finding the Fourth Proportional to 671,047,692.09, 925,568,790.36 and 447,916,873.83

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Solution

The fourth proportional to 671,047,692.09, 925,568,790.36 and 447,916,873.83 is: 617,806,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,047,692.09 : 925,568,790.36 = 447,916,873.83 : x
  2. Step 2: Convert to fraction form
    671,047,692.09/925,568,790.36 = 447,916,873.83/x
  3. Step 3: Cross multiply
    671,047,692.09x = 925,568,790.36 × 447,916,873.83
  4. Step 4: Simplify right side
    671,047,692.09x = 414,577,879,092,665,856
  5. Step 5: Solve for x
    x = 414,577,879,092,665,856/671,047,692.09
  6. Step 6: Final answer
    x = 617,806,877.19

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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.