Home / 18,233,506,645.72-27,345,339,489.22-6,441,072,661.37

Finding the Fourth Proportional to 18,233,506,645.72, 27,345,339,489.22 and 6,441,072,661.37

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Solution

The fourth proportional to 18,233,506,645.72, 27,345,339,489.22 and 6,441,072,661.37 is: 9,659,870,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233,506,645.72 : 27,345,339,489.22 = 6,441,072,661.37 : x
  2. Step 2: Convert to fraction form
    18,233,506,645.72/27,345,339,489.22 = 6,441,072,661.37/x
  3. Step 3: Cross multiply
    18,233,506,645.72x = 27,345,339,489.22 × 6,441,072,661.37
  4. Step 4: Simplify right side
    18,233,506,645.72x = 176,133,318,599,949,156,352
  5. Step 5: Solve for x
    x = 176,133,318,599,949,156,352/18,233,506,645.72
  6. Step 6: Final answer
    x = 9,659,870,809.40

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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.