Home / 762,162,530.46-1,051,802,424.66-427,659,795.90

Finding the Fourth Proportional to 762,162,530.46, 1,051,802,424.66 and 427,659,795.90

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Solution

The fourth proportional to 762,162,530.46, 1,051,802,424.66 and 427,659,795.90 is: 590,180,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,162,530.46 : 1,051,802,424.66 = 427,659,795.90 : x
  2. Step 2: Convert to fraction form
    762,162,530.46/1,051,802,424.66 = 427,659,795.90/x
  3. Step 3: Cross multiply
    762,162,530.46x = 1,051,802,424.66 × 427,659,795.90
  4. Step 4: Simplify right side
    762,162,530.46x = 449,813,610,257,220,672
  5. Step 5: Solve for x
    x = 449,813,610,257,220,672/762,162,530.46
  6. Step 6: Final answer
    x = 590,180,692.81

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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.