Home / 92,191,781.12-127,224,396.78-50,938,379.60

Finding the Fourth Proportional to 92,191,781.12, 127,224,396.78 and 50,938,379.60

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Solution

The fourth proportional to 92,191,781.12, 127,224,396.78 and 50,938,379.60 is: 70,294,819.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,191,781.12 : 127,224,396.78 = 50,938,379.60 : x
  2. Step 2: Convert to fraction form
    92,191,781.12/127,224,396.78 = 50,938,379.60/x
  3. Step 3: Cross multiply
    92,191,781.12x = 127,224,396.78 × 50,938,379.60
  4. Step 4: Simplify right side
    92,191,781.12x = 6,480,604,617,560,658
  5. Step 5: Solve for x
    x = 6,480,604,617,560,658/92,191,781.12
  6. Step 6: Final answer
    x = 70,294,819.55

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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.