Home / 668,734,190.70-1,002,250,980.45-322,943,246.70

Finding the Fourth Proportional to 668,734,190.70, 1,002,250,980.45 and 322,943,246.70

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Solution

The fourth proportional to 668,734,190.70, 1,002,250,980.45 and 322,943,246.70 is: 484,004,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,734,190.70 : 1,002,250,980.45 = 322,943,246.70 : x
  2. Step 2: Convert to fraction form
    668,734,190.70/1,002,250,980.45 = 322,943,246.70/x
  3. Step 3: Cross multiply
    668,734,190.70x = 1,002,250,980.45 × 322,943,246.70
  4. Step 4: Simplify right side
    668,734,190.70x = 323,670,185,634,781,248
  5. Step 5: Solve for x
    x = 323,670,185,634,781,248/668,734,190.70
  6. Step 6: Final answer
    x = 484,004,242.85

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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.