Home / 1,248,685,329.20-1,871,012,454.60-1,043,100,330.80

Finding the Fourth Proportional to 1,248,685,329.20, 1,871,012,454.60 and 1,043,100,330.80

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Solution

The fourth proportional to 1,248,685,329.20, 1,871,012,454.60 and 1,043,100,330.80 is: 1,562,966,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,685,329.20 : 1,871,012,454.60 = 1,043,100,330.80 : x
  2. Step 2: Convert to fraction form
    1,248,685,329.20/1,871,012,454.60 = 1,043,100,330.80/x
  3. Step 3: Cross multiply
    1,248,685,329.20x = 1,871,012,454.60 × 1,043,100,330.80
  4. Step 4: Simplify right side
    1,248,685,329.20x = 1,951,653,710,324,179,712
  5. Step 5: Solve for x
    x = 1,951,653,710,324,179,712/1,248,685,329.20
  6. Step 6: Final answer
    x = 1,562,966,797.71

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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.