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Finding the Fourth Proportional to 171,664,267.60, 257,496,401.40 and 152,852,568.40

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Solution

The fourth proportional to 171,664,267.60, 257,496,401.40 and 152,852,568.40 is: 229,278,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,664,267.60 : 257,496,401.40 = 152,852,568.40 : x
  2. Step 2: Convert to fraction form
    171,664,267.60/257,496,401.40 = 152,852,568.40/x
  3. Step 3: Cross multiply
    171,664,267.60x = 257,496,401.40 × 152,852,568.40
  4. Step 4: Simplify right side
    171,664,267.60x = 39,358,986,307,747,360
  5. Step 5: Solve for x
    x = 39,358,986,307,747,360/171,664,267.60
  6. Step 6: Final answer
    x = 229,278,852.60

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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.