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Finding the Fourth Proportional to 171,648,674.40, 257,473,011.60 and 160,227,285.60

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Solution

The fourth proportional to 171,648,674.40, 257,473,011.60 and 160,227,285.60 is: 240,340,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,674.40 : 257,473,011.60 = 160,227,285.60 : x
  2. Step 2: Convert to fraction form
    171,648,674.40/257,473,011.60 = 160,227,285.60/x
  3. Step 3: Cross multiply
    171,648,674.40x = 257,473,011.60 × 160,227,285.60
  4. Step 4: Simplify right side
    171,648,674.40x = 41,254,201,763,925,312
  5. Step 5: Solve for x
    x = 41,254,201,763,925,312/171,648,674.40
  6. Step 6: Final answer
    x = 240,340,928.40

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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.