Home / 457,397,580-686,039,640.96-270,762,576.96

Finding the Fourth Proportional to 457,397,580, 686,039,640.96 and 270,762,576.96

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Solution

The fourth proportional to 457,397,580, 686,039,640.96 and 270,762,576.96 is: 406,110,283.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,397,580 : 686,039,640.96 = 270,762,576.96 : x
  2. Step 2: Convert to fraction form
    457,397,580/686,039,640.96 = 270,762,576.96/x
  3. Step 3: Cross multiply
    457,397,580x = 686,039,640.96 × 270,762,576.96
  4. Step 4: Simplify right side
    457,397,580x = 185,753,861,083,042,752
  5. Step 5: Solve for x
    x = 185,753,861,083,042,752/457,397,580
  6. Step 6: Final answer
    x = 406,110,283.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.