Home / 228,120,382.56-342,043,922.64-72,607,016.32

Finding the Fourth Proportional to 228,120,382.56, 342,043,922.64 and 72,607,016.32

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Solution

The fourth proportional to 228,120,382.56, 342,043,922.64 and 72,607,016.32 is: 108,867,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,120,382.56 : 342,043,922.64 = 72,607,016.32 : x
  2. Step 2: Convert to fraction form
    228,120,382.56/342,043,922.64 = 72,607,016.32/x
  3. Step 3: Cross multiply
    228,120,382.56x = 342,043,922.64 × 72,607,016.32
  4. Step 4: Simplify right side
    228,120,382.56x = 24,834,788,673,279,292
  5. Step 5: Solve for x
    x = 24,834,788,673,279,292/228,120,382.56
  6. Step 6: Final answer
    x = 108,867,030.62

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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.