Home / 88,705,644.20-133,058,466.30-83,778,770.60

Finding the Fourth Proportional to 88,705,644.20, 133,058,466.30 and 83,778,770.60

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Solution

The fourth proportional to 88,705,644.20, 133,058,466.30 and 83,778,770.60 is: 125,668,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,644.20 : 133,058,466.30 = 83,778,770.60 : x
  2. Step 2: Convert to fraction form
    88,705,644.20/133,058,466.30 = 83,778,770.60/x
  3. Step 3: Cross multiply
    88,705,644.20x = 133,058,466.30 × 83,778,770.60
  4. Step 4: Simplify right side
    88,705,644.20x = 11,147,474,724,535,530
  5. Step 5: Solve for x
    x = 11,147,474,724,535,530/88,705,644.20
  6. Step 6: Final answer
    x = 125,668,155.90

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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.