Home / 378,478,145.44-567,813,105.90-116,175,994.84

Finding the Fourth Proportional to 378,478,145.44, 567,813,105.90 and 116,175,994.84

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Solution

The fourth proportional to 378,478,145.44, 567,813,105.90 and 116,175,994.84 is: 174,293,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,478,145.44 : 567,813,105.90 = 116,175,994.84 : x
  2. Step 2: Convert to fraction form
    378,478,145.44/567,813,105.90 = 116,175,994.84/x
  3. Step 3: Cross multiply
    378,478,145.44x = 567,813,105.90 × 116,175,994.84
  4. Step 4: Simplify right side
    378,478,145.44x = 65,966,252,461,122,776
  5. Step 5: Solve for x
    x = 65,966,252,461,122,776/378,478,145.44
  6. Step 6: Final answer
    x = 174,293,425.54

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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.