Home / 201,786,465,765.58-302,679,989,959.15-82,403,790,295.89

Finding the Fourth Proportional to 201,786,465,765.58, 302,679,989,959.15 and 82,403,790,295.89

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Solution

The fourth proportional to 201,786,465,765.58, 302,679,989,959.15 and 82,403,790,295.89 is: 123,605,804,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,786,465,765.58 : 302,679,989,959.15 = 82,403,790,295.89 : x
  2. Step 2: Convert to fraction form
    201,786,465,765.58/302,679,989,959.15 = 82,403,790,295.89/x
  3. Step 3: Cross multiply
    201,786,465,765.58x = 302,679,989,959.15 × 82,403,790,295.89
  4. Step 4: Simplify right side
    201,786,465,765.58x = 24,941,978,419,354,375,553,024
  5. Step 5: Solve for x
    x = 24,941,978,419,354,375,553,024/201,786,465,765.58
  6. Step 6: Final answer
    x = 123,605,804,406.77

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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.