Home / 165,012,977,404.80-247,519,466,107.20-108,527,070,108.60

Finding the Fourth Proportional to 165,012,977,404.80, 247,519,466,107.20 and 108,527,070,108.60

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Solution

The fourth proportional to 165,012,977,404.80, 247,519,466,107.20 and 108,527,070,108.60 is: 162,790,605,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012,977,404.80 : 247,519,466,107.20 = 108,527,070,108.60 : x
  2. Step 2: Convert to fraction form
    165,012,977,404.80/247,519,466,107.20 = 108,527,070,108.60/x
  3. Step 3: Cross multiply
    165,012,977,404.80x = 247,519,466,107.20 × 108,527,070,108.60
  4. Step 4: Simplify right side
    165,012,977,404.80x = 26,862,562,451,459,338,665,984
  5. Step 5: Solve for x
    x = 26,862,562,451,459,338,665,984/165,012,977,404.80
  6. Step 6: Final answer
    x = 162,790,605,162.90

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1.5x scale

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.