Home / 558,539,086.38-770,783,902.66-323,725,950.40

Finding the Fourth Proportional to 558,539,086.38, 770,783,902.66 and 323,725,950.40

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Solution

The fourth proportional to 558,539,086.38, 770,783,902.66 and 323,725,950.40 is: 446,741,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,539,086.38 : 770,783,902.66 = 323,725,950.40 : x
  2. Step 2: Convert to fraction form
    558,539,086.38/770,783,902.66 = 323,725,950.40/x
  3. Step 3: Cross multiply
    558,539,086.38x = 770,783,902.66 × 323,725,950.40
  4. Step 4: Simplify right side
    558,539,086.38x = 249,522,751,439,843,680
  5. Step 5: Solve for x
    x = 249,522,751,439,843,680/558,539,086.38
  6. Step 6: Final answer
    x = 446,741,790.37

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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.