Home / 775,039,648.32-1,069,546,935.96-422,614,746

Finding the Fourth Proportional to 775,039,648.32, 1,069,546,935.96 and 422,614,746

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Solution

The fourth proportional to 775,039,648.32, 1,069,546,935.96 and 422,614,746 is: 583,204,107.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,039,648.32 : 1,069,546,935.96 = 422,614,746 : x
  2. Step 2: Convert to fraction form
    775,039,648.32/1,069,546,935.96 = 422,614,746/x
  3. Step 3: Cross multiply
    775,039,648.32x = 1,069,546,935.96 × 422,614,746
  4. Step 4: Simplify right side
    775,039,648.32x = 452,006,306,675,813,696
  5. Step 5: Solve for x
    x = 452,006,306,675,813,696/775,039,648.32
  6. Step 6: Final answer
    x = 583,204,107.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.