Home / 228,576,751.20-315,438,466.32-134,511,688.80

Finding the Fourth Proportional to 228,576,751.20, 315,438,466.32 and 134,511,688.80

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Solution

The fourth proportional to 228,576,751.20, 315,438,466.32 and 134,511,688.80 is: 185,627,630.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,576,751.20 : 315,438,466.32 = 134,511,688.80 : x
  2. Step 2: Convert to fraction form
    228,576,751.20/315,438,466.32 = 134,511,688.80/x
  3. Step 3: Cross multiply
    228,576,751.20x = 315,438,466.32 × 134,511,688.80
  4. Step 4: Simplify right side
    228,576,751.20x = 42,430,160,817,185,128
  5. Step 5: Solve for x
    x = 42,430,160,817,185,128/228,576,751.20
  6. Step 6: Final answer
    x = 185,627,630.96

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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.