Home / 543,998,069.84-816,157,201.35-175,526,109.69

Finding the Fourth Proportional to 543,998,069.84, 816,157,201.35 and 175,526,109.69

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Solution

The fourth proportional to 543,998,069.84, 816,157,201.35 and 175,526,109.69 is: 263,340,821.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,998,069.84 : 816,157,201.35 = 175,526,109.69 : x
  2. Step 2: Convert to fraction form
    543,998,069.84/816,157,201.35 = 175,526,109.69/x
  3. Step 3: Cross multiply
    543,998,069.84x = 816,157,201.35 × 175,526,109.69
  4. Step 4: Simplify right side
    543,998,069.84x = 143,256,898,448,443,520
  5. Step 5: Solve for x
    x = 143,256,898,448,443,520/543,998,069.84
  6. Step 6: Final answer
    x = 263,340,821.21

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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.