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Finding the Fourth Proportional to 572,557,366.70, 858,836,050.05 and 265,747,510.70

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Solution

The fourth proportional to 572,557,366.70, 858,836,050.05 and 265,747,510.70 is: 398,621,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,557,366.70 : 858,836,050.05 = 265,747,510.70 : x
  2. Step 2: Convert to fraction form
    572,557,366.70/858,836,050.05 = 265,747,510.70/x
  3. Step 3: Cross multiply
    572,557,366.70x = 858,836,050.05 × 265,747,510.70
  4. Step 4: Simplify right side
    572,557,366.70x = 228,233,542,400,208,096
  5. Step 5: Solve for x
    x = 228,233,542,400,208,096/572,557,366.70
  6. Step 6: Final answer
    x = 398,621,266.05

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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.