Home / 543,998,117.54-816,157,272.96-175,526,157.38

Finding the Fourth Proportional to 543,998,117.54, 816,157,272.96 and 175,526,157.38

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Solution

The fourth proportional to 543,998,117.54, 816,157,272.96 and 175,526,157.38 is: 263,340,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,998,117.54 : 816,157,272.96 = 175,526,157.38 : x
  2. Step 2: Convert to fraction form
    543,998,117.54/816,157,272.96 = 175,526,157.38/x
  3. Step 3: Cross multiply
    543,998,117.54x = 816,157,272.96 × 175,526,157.38
  4. Step 4: Simplify right side
    543,998,117.54x = 143,256,949,940,408,576
  5. Step 5: Solve for x
    x = 143,256,949,940,408,576/543,998,117.54
  6. Step 6: Final answer
    x = 263,340,892.77

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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.