Home / 910,859,069.84-1,366,288,619.04-220,766,323.76

Finding the Fourth Proportional to 910,859,069.84, 1,366,288,619.04 and 220,766,323.76

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Solution

The fourth proportional to 910,859,069.84, 1,366,288,619.04 and 220,766,323.76 is: 331,149,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,859,069.84 : 1,366,288,619.04 = 220,766,323.76 : x
  2. Step 2: Convert to fraction form
    910,859,069.84/1,366,288,619.04 = 220,766,323.76/x
  3. Step 3: Cross multiply
    910,859,069.84x = 1,366,288,619.04 × 220,766,323.76
  4. Step 4: Simplify right side
    910,859,069.84x = 301,630,515,620,587,904
  5. Step 5: Solve for x
    x = 301,630,515,620,587,904/910,859,069.84
  6. Step 6: Final answer
    x = 331,149,489.10

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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.