Home / 1,776,308,627.20-2,665,993,490.88-1,231,432,798.72

Finding the Fourth Proportional to 1,776,308,627.20, 2,665,993,490.88 and 1,231,432,798.72

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Solution

The fourth proportional to 1,776,308,627.20, 2,665,993,490.88 and 1,231,432,798.72 is: 1,848,210,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,308,627.20 : 2,665,993,490.88 = 1,231,432,798.72 : x
  2. Step 2: Convert to fraction form
    1,776,308,627.20/2,665,993,490.88 = 1,231,432,798.72/x
  3. Step 3: Cross multiply
    1,776,308,627.20x = 2,665,993,490.88 × 1,231,432,798.72
  4. Step 4: Simplify right side
    1,776,308,627.20x = 3,282,991,825,843,661,312
  5. Step 5: Solve for x
    x = 3,282,991,825,843,661,312/1,776,308,627.20
  6. Step 6: Final answer
    x = 1,848,210,257.82

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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.