Home / 1,053,705,034.50-1,580,560,246.30-266,758,771.64

Finding the Fourth Proportional to 1,053,705,034.50, 1,580,560,246.30 and 266,758,771.64

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Solution

The fourth proportional to 1,053,705,034.50, 1,580,560,246.30 and 266,758,771.64 is: 400,138,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,705,034.50 : 1,580,560,246.30 = 266,758,771.64 : x
  2. Step 2: Convert to fraction form
    1,053,705,034.50/1,580,560,246.30 = 266,758,771.64/x
  3. Step 3: Cross multiply
    1,053,705,034.50x = 1,580,560,246.30 × 266,758,771.64
  4. Step 4: Simplify right side
    1,053,705,034.50x = 421,628,309,806,003,840
  5. Step 5: Solve for x
    x = 421,628,309,806,003,840/1,053,705,034.50
  6. Step 6: Final answer
    x = 400,138,839.62

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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.