Home / 132,138,220.80-197,815,420.80-98,209,977.60

Finding the Fourth Proportional to 132,138,220.80, 197,815,420.80 and 98,209,977.60

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Solution

The fourth proportional to 132,138,220.80, 197,815,420.80 and 98,209,977.60 is: 147,023,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,138,220.80 : 197,815,420.80 = 98,209,977.60 : x
  2. Step 2: Convert to fraction form
    132,138,220.80/197,815,420.80 = 98,209,977.60/x
  3. Step 3: Cross multiply
    132,138,220.80x = 197,815,420.80 × 98,209,977.60
  4. Step 4: Simplify right side
    132,138,220.80x = 19,427,448,045,702,576
  5. Step 5: Solve for x
    x = 19,427,448,045,702,576/132,138,220.80
  6. Step 6: Final answer
    x = 147,023,684.20

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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.