Home / 82,509,090,829.20-123,763,481,756.82-25,853,291,096.28

Finding the Fourth Proportional to 82,509,090,829.20, 123,763,481,756.82 and 25,853,291,096.28

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Solution

The fourth proportional to 82,509,090,829.20, 123,763,481,756.82 and 25,853,291,096.28 is: 38,779,888,237.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,090,829.20 : 123,763,481,756.82 = 25,853,291,096.28 : x
  2. Step 2: Convert to fraction form
    82,509,090,829.20/123,763,481,756.82 = 25,853,291,096.28/x
  3. Step 3: Cross multiply
    82,509,090,829.20x = 123,763,481,756.82 × 25,853,291,096.28
  4. Step 4: Simplify right side
    82,509,090,829.20x = 3,199,693,320,948,206,796,800
  5. Step 5: Solve for x
    x = 3,199,693,320,948,206,796,800/82,509,090,829.20
  6. Step 6: Final answer
    x = 38,779,888,237.67

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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.