Home / 851,729,018.20-1,277,593,527.30-367,054,826.20

Finding the Fourth Proportional to 851,729,018.20, 1,277,593,527.30 and 367,054,826.20

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Solution

The fourth proportional to 851,729,018.20, 1,277,593,527.30 and 367,054,826.20 is: 550,582,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,729,018.20 : 1,277,593,527.30 = 367,054,826.20 : x
  2. Step 2: Convert to fraction form
    851,729,018.20/1,277,593,527.30 = 367,054,826.20/x
  3. Step 3: Cross multiply
    851,729,018.20x = 1,277,593,527.30 × 367,054,826.20
  4. Step 4: Simplify right side
    851,729,018.20x = 468,946,870,117,346,432
  5. Step 5: Solve for x
    x = 468,946,870,117,346,432/851,729,018.20
  6. Step 6: Final answer
    x = 550,582,239.30

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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.