Home / 419,969,471,226.80-579,551,702,429.67-234,573,885,802.72

Finding the Fourth Proportional to 419,969,471,226.80, 579,551,702,429.67 and 234,573,885,802.72

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Solution

The fourth proportional to 419,969,471,226.80, 579,551,702,429.67 and 234,573,885,802.72 is: 323,708,517,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,969,471,226.80 : 579,551,702,429.67 = 234,573,885,802.72 : x
  2. Step 2: Convert to fraction form
    419,969,471,226.80/579,551,702,429.67 = 234,573,885,802.72/x
  3. Step 3: Cross multiply
    419,969,471,226.80x = 579,551,702,429.67 × 234,573,885,802.72
  4. Step 4: Simplify right side
    419,969,471,226.80x = 135,947,694,862,509,386,235,904
  5. Step 5: Solve for x
    x = 135,947,694,862,509,386,235,904/419,969,471,226.80
  6. Step 6: Final answer
    x = 323,708,517,348.62

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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.