Home / 127,651,015,263.20-191,476,522,894.80-39,307,664,645.60

Finding the Fourth Proportional to 127,651,015,263.20, 191,476,522,894.80 and 39,307,664,645.60

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Solution

The fourth proportional to 127,651,015,263.20, 191,476,522,894.80 and 39,307,664,645.60 is: 58,961,496,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651,015,263.20 : 191,476,522,894.80 = 39,307,664,645.60 : x
  2. Step 2: Convert to fraction form
    127,651,015,263.20/191,476,522,894.80 = 39,307,664,645.60/x
  3. Step 3: Cross multiply
    127,651,015,263.20x = 191,476,522,894.80 × 39,307,664,645.60
  4. Step 4: Simplify right side
    127,651,015,263.20x = 7,526,494,949,454,348,550,144
  5. Step 5: Solve for x
    x = 7,526,494,949,454,348,550,144/127,651,015,263.20
  6. Step 6: Final answer
    x = 58,961,496,968.40

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Double scale
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Similar ratio
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1.5x scale

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.