Home / 82,509,090,815.17-123,763,481,735.80-25,853,291,082.27

Finding the Fourth Proportional to 82,509,090,815.17, 123,763,481,735.80 and 25,853,291,082.27

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Solution

The fourth proportional to 82,509,090,815.17, 123,763,481,735.80 and 25,853,291,082.27 is: 38,779,888,216.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,090,815.17 : 123,763,481,735.80 = 25,853,291,082.27 : x
  2. Step 2: Convert to fraction form
    82,509,090,815.17/123,763,481,735.80 = 25,853,291,082.27/x
  3. Step 3: Cross multiply
    82,509,090,815.17x = 123,763,481,735.80 × 25,853,291,082.27
  4. Step 4: Simplify right side
    82,509,090,815.17x = 3,199,693,318,670,844,428,288
  5. Step 5: Solve for x
    x = 3,199,693,318,670,844,428,288/82,509,090,815.17
  6. Step 6: Final answer
    x = 38,779,888,216.66

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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.