Home / 331,502,155.80-497,253,233.70-113,159,620.95

Finding the Fourth Proportional to 331,502,155.80, 497,253,233.70 and 113,159,620.95

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Solution

The fourth proportional to 331,502,155.80, 497,253,233.70 and 113,159,620.95 is: 169,739,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,502,155.80 : 497,253,233.70 = 113,159,620.95 : x
  2. Step 2: Convert to fraction form
    331,502,155.80/497,253,233.70 = 113,159,620.95/x
  3. Step 3: Cross multiply
    331,502,155.80x = 497,253,233.70 × 113,159,620.95
  4. Step 4: Simplify right side
    331,502,155.80x = 56,268,987,441,653,768
  5. Step 5: Solve for x
    x = 56,268,987,441,653,768/331,502,155.80
  6. Step 6: Final answer
    x = 169,739,431.43

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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.