Home / 3,933,653,900,423.70-5,428,078,087,349.80-2,175,765,602,868.20

Finding the Fourth Proportional to 3,933,653,900,423.70, 5,428,078,087,349.80 and 2,175,765,602,868.20

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Solution

The fourth proportional to 3,933,653,900,423.70, 5,428,078,087,349.80 and 2,175,765,602,868.20 is: 3,002,355,034,556.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,653,900,423.70 : 5,428,078,087,349.80 = 2,175,765,602,868.20 : x
  2. Step 2: Convert to fraction form
    3,933,653,900,423.70/5,428,078,087,349.80 = 2,175,765,602,868.20/x
  3. Step 3: Cross multiply
    3,933,653,900,423.70x = 5,428,078,087,349.80 × 2,175,765,602,868.20
  4. Step 4: Simplify right side
    3,933,653,900,423.70x = 11,810,225,592,138,302,322,900,992
  5. Step 5: Solve for x
    x = 11,810,225,592,138,302,322,900,992/3,933,653,900,423.70
  6. Step 6: Final answer
    x = 3,002,355,034,556.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.