Home / 692,183,087.12-955,212,586.82-374,643,276.73

Finding the Fourth Proportional to 692,183,087.12, 955,212,586.82 and 374,643,276.73

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Solution

The fourth proportional to 692,183,087.12, 955,212,586.82 and 374,643,276.73 is: 517,007,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,183,087.12 : 955,212,586.82 = 374,643,276.73 : x
  2. Step 2: Convert to fraction form
    692,183,087.12/955,212,586.82 = 374,643,276.73/x
  3. Step 3: Cross multiply
    692,183,087.12x = 955,212,586.82 × 374,643,276.73
  4. Step 4: Simplify right side
    692,183,087.12x = 357,863,973,497,346,880
  5. Step 5: Solve for x
    x = 357,863,973,497,346,880/692,183,087.12
  6. Step 6: Final answer
    x = 517,007,682.15

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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.