Home / 930,209,090.05-1,395,517,945.08-275,109,044.77

Finding the Fourth Proportional to 930,209,090.05, 1,395,517,945.08 and 275,109,044.77

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Solution

The fourth proportional to 930,209,090.05, 1,395,517,945.08 and 275,109,044.77 is: 412,723,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209,090.05 : 1,395,517,945.08 = 275,109,044.77 : x
  2. Step 2: Convert to fraction form
    930,209,090.05/1,395,517,945.08 = 275,109,044.77/x
  3. Step 3: Cross multiply
    930,209,090.05x = 1,395,517,945.08 × 275,109,044.77
  4. Step 4: Simplify right side
    930,209,090.05x = 383,919,608,834,339,328
  5. Step 5: Solve for x
    x = 383,919,608,834,339,328/930,209,090.05
  6. Step 6: Final answer
    x = 412,723,991.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.