Home / 245,499,915.91-368,318,961.19-107,337,656.20

Finding the Fourth Proportional to 245,499,915.91, 368,318,961.19 and 107,337,656.20

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Solution

The fourth proportional to 245,499,915.91, 368,318,961.19 and 107,337,656.20 is: 161,036,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,499,915.91 : 368,318,961.19 = 107,337,656.20 : x
  2. Step 2: Convert to fraction form
    245,499,915.91/368,318,961.19 = 107,337,656.20/x
  3. Step 3: Cross multiply
    245,499,915.91x = 368,318,961.19 × 107,337,656.20
  4. Step 4: Simplify right side
    245,499,915.91x = 39,534,494,026,311,768
  5. Step 5: Solve for x
    x = 39,534,494,026,311,768/245,499,915.91
  6. Step 6: Final answer
    x = 161,036,690.71

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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.