Home / 5,318,784,429.60-7,978,176,644.40-4,883,427,962.40

Finding the Fourth Proportional to 5,318,784,429.60, 7,978,176,644.40 and 4,883,427,962.40

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Solution

The fourth proportional to 5,318,784,429.60, 7,978,176,644.40 and 4,883,427,962.40 is: 7,325,141,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,429.60 : 7,978,176,644.40 = 4,883,427,962.40 : x
  2. Step 2: Convert to fraction form
    5,318,784,429.60/7,978,176,644.40 = 4,883,427,962.40/x
  3. Step 3: Cross multiply
    5,318,784,429.60x = 7,978,176,644.40 × 4,883,427,962.40
  4. Step 4: Simplify right side
    5,318,784,429.60x = 38,960,850,914,229,559,296
  5. Step 5: Solve for x
    x = 38,960,850,914,229,559,296/5,318,784,429.60
  6. Step 6: Final answer
    x = 7,325,141,943.60

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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.