Home / 228,276,168-342,342,324-74,886,480.96

Finding the Fourth Proportional to 228,276,168, 342,342,324 and 74,886,480.96

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Solution

The fourth proportional to 228,276,168, 342,342,324 and 74,886,480.96 is: 112,306,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,276,168 : 342,342,324 = 74,886,480.96 : x
  2. Step 2: Convert to fraction form
    228,276,168/342,342,324 = 74,886,480.96/x
  3. Step 3: Cross multiply
    228,276,168x = 342,342,324 × 74,886,480.96
  4. Step 4: Simplify right side
    228,276,168x = 25,636,811,928,028,148
  5. Step 5: Solve for x
    x = 25,636,811,928,028,148/228,276,168
  6. Step 6: Final answer
    x = 112,306,125.31

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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.