Home / 1,115,767,196.04-1,673,892,910.34-339,392,678.60

Finding the Fourth Proportional to 1,115,767,196.04, 1,673,892,910.34 and 339,392,678.60

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Solution

The fourth proportional to 1,115,767,196.04, 1,673,892,910.34 and 339,392,678.60 is: 509,162,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,767,196.04 : 1,673,892,910.34 = 339,392,678.60 : x
  2. Step 2: Convert to fraction form
    1,115,767,196.04/1,673,892,910.34 = 339,392,678.60/x
  3. Step 3: Cross multiply
    1,115,767,196.04x = 1,673,892,910.34 × 339,392,678.60
  4. Step 4: Simplify right side
    1,115,767,196.04x = 568,106,998,533,585,792
  5. Step 5: Solve for x
    x = 568,106,998,533,585,792/1,115,767,196.04
  6. Step 6: Final answer
    x = 509,162,664.53

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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.