Home / 345,262,220.60-517,043,025.30-163,296,822.20

Finding the Fourth Proportional to 345,262,220.60, 517,043,025.30 and 163,296,822.20

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Solution

The fourth proportional to 345,262,220.60, 517,043,025.30 and 163,296,822.20 is: 244,543,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,262,220.60 : 517,043,025.30 = 163,296,822.20 : x
  2. Step 2: Convert to fraction form
    345,262,220.60/517,043,025.30 = 163,296,822.20/x
  3. Step 3: Cross multiply
    345,262,220.60x = 517,043,025.30 × 163,296,822.20
  4. Step 4: Simplify right side
    345,262,220.60x = 84,431,482,972,164,192
  5. Step 5: Solve for x
    x = 84,431,482,972,164,192/345,262,220.60
  6. Step 6: Final answer
    x = 244,543,068.82

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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.