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Finding the Fourth Proportional to 228,922,773.48, 315,910,374.48 and 124,498,597.32

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Solution

The fourth proportional to 228,922,773.48, 315,910,374.48 and 124,498,597.32 is: 171,806,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,922,773.48 : 315,910,374.48 = 124,498,597.32 : x
  2. Step 2: Convert to fraction form
    228,922,773.48/315,910,374.48 = 124,498,597.32/x
  3. Step 3: Cross multiply
    228,922,773.48x = 315,910,374.48 × 124,498,597.32
  4. Step 4: Simplify right side
    228,922,773.48x = 39,330,398,501,595,928
  5. Step 5: Solve for x
    x = 39,330,398,501,595,928/228,922,773.48
  6. Step 6: Final answer
    x = 171,806,403.98

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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.