Home / 576,303,063.57-795,298,494.20-311,985,056.90

Finding the Fourth Proportional to 576,303,063.57, 795,298,494.20 and 311,985,056.90

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Solution

The fourth proportional to 576,303,063.57, 795,298,494.20 and 311,985,056.90 is: 430,539,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,303,063.57 : 795,298,494.20 = 311,985,056.90 : x
  2. Step 2: Convert to fraction form
    576,303,063.57/795,298,494.20 = 311,985,056.90/x
  3. Step 3: Cross multiply
    576,303,063.57x = 795,298,494.20 × 311,985,056.90
  4. Step 4: Simplify right side
    576,303,063.57x = 248,121,245,965,471,328
  5. Step 5: Solve for x
    x = 248,121,245,965,471,328/576,303,063.57
  6. Step 6: Final answer
    x = 430,539,522.78

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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.