Home / 352,079,175.20-528,116,138.40-106,435,335.20

Finding the Fourth Proportional to 352,079,175.20, 528,116,138.40 and 106,435,335.20

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Solution

The fourth proportional to 352,079,175.20, 528,116,138.40 and 106,435,335.20 is: 159,652,209.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,079,175.20 : 528,116,138.40 = 106,435,335.20 : x
  2. Step 2: Convert to fraction form
    352,079,175.20/528,116,138.40 = 106,435,335.20/x
  3. Step 3: Cross multiply
    352,079,175.20x = 528,116,138.40 × 106,435,335.20
  4. Step 4: Simplify right side
    352,079,175.20x = 56,210,218,215,133,592
  5. Step 5: Solve for x
    x = 56,210,218,215,133,592/352,079,175.20
  6. Step 6: Final answer
    x = 159,652,209.43

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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.