Home / 917,996,828.88-1,377,265,406.37-296,200,396.14

Finding the Fourth Proportional to 917,996,828.88, 1,377,265,406.37 and 296,200,396.14

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Solution

The fourth proportional to 917,996,828.88, 1,377,265,406.37 and 296,200,396.14 is: 444,387,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,996,828.88 : 1,377,265,406.37 = 296,200,396.14 : x
  2. Step 2: Convert to fraction form
    917,996,828.88/1,377,265,406.37 = 296,200,396.14/x
  3. Step 3: Cross multiply
    917,996,828.88x = 1,377,265,406.37 × 296,200,396.14
  4. Step 4: Simplify right side
    917,996,828.88x = 407,946,558,956,712,000
  5. Step 5: Solve for x
    x = 407,946,558,956,712,000/917,996,828.88
  6. Step 6: Final answer
    x = 444,387,764.88

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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.