Home / 21,938,919,702.60-30,275,713,564.26-13,365,346,028.13

Finding the Fourth Proportional to 21,938,919,702.60, 30,275,713,564.26 and 13,365,346,028.13

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Solution

The fourth proportional to 21,938,919,702.60, 30,275,713,564.26 and 13,365,346,028.13 is: 18,444,180,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,938,919,702.60 : 30,275,713,564.26 = 13,365,346,028.13 : x
  2. Step 2: Convert to fraction form
    21,938,919,702.60/30,275,713,564.26 = 13,365,346,028.13/x
  3. Step 3: Cross multiply
    21,938,919,702.60x = 30,275,713,564.26 × 13,365,346,028.13
  4. Step 4: Simplify right side
    21,938,919,702.60x = 404,645,388,034,793,144,320
  5. Step 5: Solve for x
    x = 404,645,388,034,793,144,320/21,938,919,702.60
  6. Step 6: Final answer
    x = 18,444,180,183.90

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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.