Home / 125,728,591.96-188,592,940.23-56,560,604.77

Finding the Fourth Proportional to 125,728,591.96, 188,592,940.23 and 56,560,604.77

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Solution

The fourth proportional to 125,728,591.96, 188,592,940.23 and 56,560,604.77 is: 84,840,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,728,591.96 : 188,592,940.23 = 56,560,604.77 : x
  2. Step 2: Convert to fraction form
    125,728,591.96/188,592,940.23 = 56,560,604.77/x
  3. Step 3: Cross multiply
    125,728,591.96x = 188,592,940.23 × 56,560,604.77
  4. Step 4: Simplify right side
    125,728,591.96x = 10,666,930,754,761,262
  5. Step 5: Solve for x
    x = 10,666,930,754,761,262/125,728,591.96
  6. Step 6: Final answer
    x = 84,840,930.68

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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.