Home / 5,318,784,187.40-7,978,176,281.10-5,318,784,187.40

Finding the Fourth Proportional to 5,318,784,187.40, 7,978,176,281.10 and 5,318,784,187.40

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Solution

The fourth proportional to 5,318,784,187.40, 7,978,176,281.10 and 5,318,784,187.40 is: 7,978,176,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,187.40 : 7,978,176,281.10 = 5,318,784,187.40 : x
  2. Step 2: Convert to fraction form
    5,318,784,187.40/7,978,176,281.10 = 5,318,784,187.40/x
  3. Step 3: Cross multiply
    5,318,784,187.40x = 7,978,176,281.10 × 5,318,784,187.40
  4. Step 4: Simplify right side
    5,318,784,187.40x = 42,434,197,848,204,419,072
  5. Step 5: Solve for x
    x = 42,434,197,848,204,419,072/5,318,784,187.40
  6. Step 6: Final answer
    x = 7,978,176,281.10

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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.