Home / 9,016,662,849.49-12,441,591,496.38-5,154,143,311.90

Finding the Fourth Proportional to 9,016,662,849.49, 12,441,591,496.38 and 5,154,143,311.90

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Solution

The fourth proportional to 9,016,662,849.49, 12,441,591,496.38 and 5,154,143,311.90 is: 7,111,915,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,662,849.49 : 12,441,591,496.38 = 5,154,143,311.90 : x
  2. Step 2: Convert to fraction form
    9,016,662,849.49/12,441,591,496.38 = 5,154,143,311.90/x
  3. Step 3: Cross multiply
    9,016,662,849.49x = 12,441,591,496.38 × 5,154,143,311.90
  4. Step 4: Simplify right side
    9,016,662,849.49x = 64,125,745,600,458,883,072
  5. Step 5: Solve for x
    x = 64,125,745,600,458,883,072/9,016,662,849.49
  6. Step 6: Final answer
    x = 7,111,915,646.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.