Home / 223,523,442.21-308,472,507.99-124,410,537.71

Finding the Fourth Proportional to 223,523,442.21, 308,472,507.99 and 124,410,537.71

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Solution

The fourth proportional to 223,523,442.21, 308,472,507.99 and 124,410,537.71 is: 171,692,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,523,442.21 : 308,472,507.99 = 124,410,537.71 : x
  2. Step 2: Convert to fraction form
    223,523,442.21/308,472,507.99 = 124,410,537.71/x
  3. Step 3: Cross multiply
    223,523,442.21x = 308,472,507.99 × 124,410,537.71
  4. Step 4: Simplify right side
    223,523,442.21x = 38,377,230,586,245,808
  5. Step 5: Solve for x
    x = 38,377,230,586,245,808/223,523,442.21
  6. Step 6: Final answer
    x = 171,692,195.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.