Home / 97,804,990.60-146,707,485.90-90,414,680.20

Finding the Fourth Proportional to 97,804,990.60, 146,707,485.90 and 90,414,680.20

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Solution

The fourth proportional to 97,804,990.60, 146,707,485.90 and 90,414,680.20 is: 135,622,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,804,990.60 : 146,707,485.90 = 90,414,680.20 : x
  2. Step 2: Convert to fraction form
    97,804,990.60/146,707,485.90 = 90,414,680.20/x
  3. Step 3: Cross multiply
    97,804,990.60x = 146,707,485.90 × 90,414,680.20
  4. Step 4: Simplify right side
    97,804,990.60x = 13,264,510,420,594,510
  5. Step 5: Solve for x
    x = 13,264,510,420,594,510/97,804,990.60
  6. Step 6: Final answer
    x = 135,622,020.30

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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.