Home / 579,266,731.92-799,415,419.23-328,375,986.39

Finding the Fourth Proportional to 579,266,731.92, 799,415,419.23 and 328,375,986.39

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Solution

The fourth proportional to 579,266,731.92, 799,415,419.23 and 328,375,986.39 is: 453,174,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,266,731.92 : 799,415,419.23 = 328,375,986.39 : x
  2. Step 2: Convert to fraction form
    579,266,731.92/799,415,419.23 = 328,375,986.39/x
  3. Step 3: Cross multiply
    579,266,731.92x = 799,415,419.23 × 328,375,986.39
  4. Step 4: Simplify right side
    579,266,731.92x = 262,508,826,825,026,624
  5. Step 5: Solve for x
    x = 262,508,826,825,026,624/579,266,731.92
  6. Step 6: Final answer
    x = 453,174,353.64

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