Home / 1,413,517,378.76-2,120,505,933.22-417,639,460.04

Finding the Fourth Proportional to 1,413,517,378.76, 2,120,505,933.22 and 417,639,460.04

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Solution

The fourth proportional to 1,413,517,378.76, 2,120,505,933.22 and 417,639,460.04 is: 626,527,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,517,378.76 : 2,120,505,933.22 = 417,639,460.04 : x
  2. Step 2: Convert to fraction form
    1,413,517,378.76/2,120,505,933.22 = 417,639,460.04/x
  3. Step 3: Cross multiply
    1,413,517,378.76x = 2,120,505,933.22 × 417,639,460.04
  4. Step 4: Simplify right side
    1,413,517,378.76x = 885,606,952,961,617,152
  5. Step 5: Solve for x
    x = 885,606,952,961,617,152/1,413,517,378.76
  6. Step 6: Final answer
    x = 626,527,106.26

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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.