Home / 3,545,856,010.40-5,318,784,015.60-3,509,576,304.80

Finding the Fourth Proportional to 3,545,856,010.40, 5,318,784,015.60 and 3,509,576,304.80

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Solution

The fourth proportional to 3,545,856,010.40, 5,318,784,015.60 and 3,509,576,304.80 is: 5,264,364,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,856,010.40 : 5,318,784,015.60 = 3,509,576,304.80 : x
  2. Step 2: Convert to fraction form
    3,545,856,010.40/5,318,784,015.60 = 3,509,576,304.80/x
  3. Step 3: Cross multiply
    3,545,856,010.40x = 5,318,784,015.60 × 3,509,576,304.80
  4. Step 4: Simplify right side
    3,545,856,010.40x = 18,666,678,351,498,756,096
  5. Step 5: Solve for x
    x = 18,666,678,351,498,756,096/3,545,856,010.40
  6. Step 6: Final answer
    x = 5,264,364,457.20

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Double scale
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Similar ratio
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1.5x scale

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.