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Finding the Fourth Proportional to 89,323,930.80, 125,308,594.80 and 89,323,930.80

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Solution

The fourth proportional to 89,323,930.80, 125,308,594.80 and 89,323,930.80 is: 125,308,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,323,930.80 : 125,308,594.80 = 89,323,930.80 : x
  2. Step 2: Convert to fraction form
    89,323,930.80/125,308,594.80 = 89,323,930.80/x
  3. Step 3: Cross multiply
    89,323,930.80x = 125,308,594.80 × 89,323,930.80
  4. Step 4: Simplify right side
    89,323,930.80x = 11,193,056,250,560,440
  5. Step 5: Solve for x
    x = 11,193,056,250,560,440/89,323,930.80
  6. Step 6: Final answer
    x = 125,308,594.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.