Home / 102,206,000.75-141,043,563.52-55,796,254.66

Finding the Fourth Proportional to 102,206,000.75, 141,043,563.52 and 55,796,254.66

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Solution

The fourth proportional to 102,206,000.75, 141,043,563.52 and 55,796,254.66 is: 76,998,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,206,000.75 : 141,043,563.52 = 55,796,254.66 : x
  2. Step 2: Convert to fraction form
    102,206,000.75/141,043,563.52 = 55,796,254.66/x
  3. Step 3: Cross multiply
    102,206,000.75x = 141,043,563.52 × 55,796,254.66
  4. Step 4: Simplify right side
    102,206,000.75x = 7,869,702,587,823,707
  5. Step 5: Solve for x
    x = 7,869,702,587,823,707/102,206,000.75
  6. Step 6: Final answer
    x = 76,998,439.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.