Home / 576,416,982.70-795,455,811.58-312,099,154.94

Finding the Fourth Proportional to 576,416,982.70, 795,455,811.58 and 312,099,154.94

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Solution

The fourth proportional to 576,416,982.70, 795,455,811.58 and 312,099,154.94 is: 430,697,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,416,982.70 : 795,455,811.58 = 312,099,154.94 : x
  2. Step 2: Convert to fraction form
    576,416,982.70/795,455,811.58 = 312,099,154.94/x
  3. Step 3: Cross multiply
    576,416,982.70x = 795,455,811.58 × 312,099,154.94
  4. Step 4: Simplify right side
    576,416,982.70x = 248,261,086,586,229,888
  5. Step 5: Solve for x
    x = 248,261,086,586,229,888/576,416,982.70
  6. Step 6: Final answer
    x = 430,697,037.11

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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.