Home / 223,483,029.16-308,404,132.69-123,009,318.22

Finding the Fourth Proportional to 223,483,029.16, 308,404,132.69 and 123,009,318.22

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Solution

The fourth proportional to 223,483,029.16, 308,404,132.69 and 123,009,318.22 is: 169,751,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,483,029.16 : 308,404,132.69 = 123,009,318.22 : x
  2. Step 2: Convert to fraction form
    223,483,029.16/308,404,132.69 = 123,009,318.22/x
  3. Step 3: Cross multiply
    223,483,029.16x = 308,404,132.69 × 123,009,318.22
  4. Step 4: Simplify right side
    223,483,029.16x = 37,936,582,096,270,248
  5. Step 5: Solve for x
    x = 37,936,582,096,270,248/223,483,029.16
  6. Step 6: Final answer
    x = 169,751,511.96

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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.