Home / 148,206,276.20-204,525,862-82,127,878.22

Finding the Fourth Proportional to 148,206,276.20, 204,525,862 and 82,127,878.22

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Solution

The fourth proportional to 148,206,276.20, 204,525,862 and 82,127,878.22 is: 113,337,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,206,276.20 : 204,525,862 = 82,127,878.22 : x
  2. Step 2: Convert to fraction form
    148,206,276.20/204,525,862 = 82,127,878.22/x
  3. Step 3: Cross multiply
    148,206,276.20x = 204,525,862 × 82,127,878.22
  4. Step 4: Simplify right side
    148,206,276.20x = 16,797,275,087,176,526
  5. Step 5: Solve for x
    x = 16,797,275,087,176,526/148,206,276.20
  6. Step 6: Final answer
    x = 113,337,137.39

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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.