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Finding the Fourth Proportional to 570,564,006.60, 855,846,009.90 and 532,016,819.40

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Solution

The fourth proportional to 570,564,006.60, 855,846,009.90 and 532,016,819.40 is: 798,025,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,564,006.60 : 855,846,009.90 = 532,016,819.40 : x
  2. Step 2: Convert to fraction form
    570,564,006.60/855,846,009.90 = 532,016,819.40/x
  3. Step 3: Cross multiply
    570,564,006.60x = 855,846,009.90 × 532,016,819.40
  4. Step 4: Simplify right side
    570,564,006.60x = 455,324,472,083,178,880
  5. Step 5: Solve for x
    x = 455,324,472,083,178,880/570,564,006.60
  6. Step 6: Final answer
    x = 798,025,229.10

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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.