Home / 2,152,372,537.80-3,228,558,806.70-1,631,985,510.60

Finding the Fourth Proportional to 2,152,372,537.80, 3,228,558,806.70 and 1,631,985,510.60

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Solution

The fourth proportional to 2,152,372,537.80, 3,228,558,806.70 and 1,631,985,510.60 is: 2,447,978,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,372,537.80 : 3,228,558,806.70 = 1,631,985,510.60 : x
  2. Step 2: Convert to fraction form
    2,152,372,537.80/3,228,558,806.70 = 1,631,985,510.60/x
  3. Step 3: Cross multiply
    2,152,372,537.80x = 3,228,558,806.70 × 1,631,985,510.60
  4. Step 4: Simplify right side
    2,152,372,537.80x = 5,268,961,192,654,425,088
  5. Step 5: Solve for x
    x = 5,268,961,192,654,425,088/2,152,372,537.80
  6. Step 6: Final answer
    x = 2,447,978,265.90

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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.