Home / 1,051,132,427.28-1,576,788,327.36-274,776,844.32

Finding the Fourth Proportional to 1,051,132,427.28, 1,576,788,327.36 and 274,776,844.32

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Solution

The fourth proportional to 1,051,132,427.28, 1,576,788,327.36 and 274,776,844.32 is: 412,188,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,132,427.28 : 1,576,788,327.36 = 274,776,844.32 : x
  2. Step 2: Convert to fraction form
    1,051,132,427.28/1,576,788,327.36 = 274,776,844.32/x
  3. Step 3: Cross multiply
    1,051,132,427.28x = 1,576,788,327.36 × 274,776,844.32
  4. Step 4: Simplify right side
    1,051,132,427.28x = 433,264,920,752,591,872
  5. Step 5: Solve for x
    x = 433,264,920,752,591,872/1,051,132,427.28
  6. Step 6: Final answer
    x = 412,188,711.44

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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.