Home / 27,938,844,869.40-41,908,267,304.10-19,122,876,408.60

Finding the Fourth Proportional to 27,938,844,869.40, 41,908,267,304.10 and 19,122,876,408.60

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Solution

The fourth proportional to 27,938,844,869.40, 41,908,267,304.10 and 19,122,876,408.60 is: 28,684,314,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938,844,869.40 : 41,908,267,304.10 = 19,122,876,408.60 : x
  2. Step 2: Convert to fraction form
    27,938,844,869.40/41,908,267,304.10 = 19,122,876,408.60/x
  3. Step 3: Cross multiply
    27,938,844,869.40x = 41,908,267,304.10 × 19,122,876,408.60
  4. Step 4: Simplify right side
    27,938,844,869.40x = 801,406,616,154,876,542,976
  5. Step 5: Solve for x
    x = 801,406,616,154,876,542,976/27,938,844,869.40
  6. Step 6: Final answer
    x = 28,684,314,612.90

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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.