Home / 802,993,576.09-1,108,140,064.13-445,785,507.94

Finding the Fourth Proportional to 802,993,576.09, 1,108,140,064.13 and 445,785,507.94

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Solution

The fourth proportional to 802,993,576.09, 1,108,140,064.13 and 445,785,507.94 is: 615,188,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,993,576.09 : 1,108,140,064.13 = 445,785,507.94 : x
  2. Step 2: Convert to fraction form
    802,993,576.09/1,108,140,064.13 = 445,785,507.94/x
  3. Step 3: Cross multiply
    802,993,576.09x = 1,108,140,064.13 × 445,785,507.94
  4. Step 4: Simplify right side
    802,993,576.09x = 493,992,781,357,283,584
  5. Step 5: Solve for x
    x = 493,992,781,357,283,584/802,993,576.09
  6. Step 6: Final answer
    x = 615,188,958.00

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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.