Home / 3,189,576,229.60-4,785,260,139.60-1,553,854,194.40

Finding the Fourth Proportional to 3,189,576,229.60, 4,785,260,139.60 and 1,553,854,194.40

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Solution

The fourth proportional to 3,189,576,229.60, 4,785,260,139.60 and 1,553,854,194.40 is: 2,331,217,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,576,229.60 : 4,785,260,139.60 = 1,553,854,194.40 : x
  2. Step 2: Convert to fraction form
    3,189,576,229.60/4,785,260,139.60 = 1,553,854,194.40/x
  3. Step 3: Cross multiply
    3,189,576,229.60x = 4,785,260,139.60 × 1,553,854,194.40
  4. Step 4: Simplify right side
    3,189,576,229.60x = 7,435,596,539,212,590,080
  5. Step 5: Solve for x
    x = 7,435,596,539,212,590,080/3,189,576,229.60
  6. Step 6: Final answer
    x = 2,331,217,692.87

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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.