Home / 3,933,653,900,418.30-5,428,078,087,342.80-2,175,765,602,862.90

Finding the Fourth Proportional to 3,933,653,900,418.30, 5,428,078,087,342.80 and 2,175,765,602,862.90

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Solution

The fourth proportional to 3,933,653,900,418.30, 5,428,078,087,342.80 and 2,175,765,602,862.90 is: 3,002,355,034,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,653,900,418.30 : 5,428,078,087,342.80 = 2,175,765,602,862.90 : x
  2. Step 2: Convert to fraction form
    3,933,653,900,418.30/5,428,078,087,342.80 = 2,175,765,602,862.90/x
  3. Step 3: Cross multiply
    3,933,653,900,418.30x = 5,428,078,087,342.80 × 2,175,765,602,862.90
  4. Step 4: Simplify right side
    3,933,653,900,418.30x = 11,810,225,592,094,302,530,437,120
  5. Step 5: Solve for x
    x = 11,810,225,592,094,302,530,437,120/3,933,653,900,418.30
  6. Step 6: Final answer
    x = 3,002,355,034,549.03

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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.