Home / 223,531,077.53-308,479,745.32-124,417,331.03

Finding the Fourth Proportional to 223,531,077.53, 308,479,745.32 and 124,417,331.03

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Solution

The fourth proportional to 223,531,077.53, 308,479,745.32 and 124,417,331.03 is: 171,699,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,531,077.53 : 308,479,745.32 = 124,417,331.03 : x
  2. Step 2: Convert to fraction form
    223,531,077.53/308,479,745.32 = 124,417,331.03/x
  3. Step 3: Cross multiply
    223,531,077.53x = 308,479,745.32 × 124,417,331.03
  4. Step 4: Simplify right side
    223,531,077.53x = 38,380,226,589,988,688
  5. Step 5: Solve for x
    x = 38,380,226,589,988,688/223,531,077.53
  6. Step 6: Final answer
    x = 171,699,734.17

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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.