Home / 18,912,039,183.01-28,368,112,628.48-5,467,417,567.91

Finding the Fourth Proportional to 18,912,039,183.01, 28,368,112,628.48 and 5,467,417,567.91

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Solution

The fourth proportional to 18,912,039,183.01, 28,368,112,628.48 and 5,467,417,567.91 is: 8,201,141,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,912,039,183.01 : 28,368,112,628.48 = 5,467,417,567.91 : x
  2. Step 2: Convert to fraction form
    18,912,039,183.01/28,368,112,628.48 = 5,467,417,567.91/x
  3. Step 3: Cross multiply
    18,912,039,183.01x = 28,368,112,628.48 × 5,467,417,567.91
  4. Step 4: Simplify right side
    18,912,039,183.01x = 155,100,317,353,401,057,280
  5. Step 5: Solve for x
    x = 155,100,317,353,401,057,280/18,912,039,183.01
  6. Step 6: Final answer
    x = 8,201,141,920.90

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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.