Home / 820,119,171,446.30-1,230,178,757,169.40-820,119,171,446.30

Finding the Fourth Proportional to 820,119,171,446.30, 1,230,178,757,169.40 and 820,119,171,446.30

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Solution

The fourth proportional to 820,119,171,446.30, 1,230,178,757,169.40 and 820,119,171,446.30 is: 1,230,178,757,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,119,171,446.30 : 1,230,178,757,169.40 = 820,119,171,446.30 : x
  2. Step 2: Convert to fraction form
    820,119,171,446.30/1,230,178,757,169.40 = 820,119,171,446.30/x
  3. Step 3: Cross multiply
    820,119,171,446.30x = 1,230,178,757,169.40 × 820,119,171,446.30
  4. Step 4: Simplify right side
    820,119,171,446.30x = 1,008,893,183,060,607,361,875,968
  5. Step 5: Solve for x
    x = 1,008,893,183,060,607,361,875,968/820,119,171,446.30
  6. Step 6: Final answer
    x = 1,230,178,757,169.40

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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.