Home / 76,555,746,009.60-114,833,619,014.40-66,236,185,305.60

Finding the Fourth Proportional to 76,555,746,009.60, 114,833,619,014.40 and 66,236,185,305.60

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Solution

The fourth proportional to 76,555,746,009.60, 114,833,619,014.40 and 66,236,185,305.60 is: 99,354,277,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,555,746,009.60 : 114,833,619,014.40 = 66,236,185,305.60 : x
  2. Step 2: Convert to fraction form
    76,555,746,009.60/114,833,619,014.40 = 66,236,185,305.60/x
  3. Step 3: Cross multiply
    76,555,746,009.60x = 114,833,619,014.40 × 66,236,185,305.60
  4. Step 4: Simplify right side
    76,555,746,009.60x = 7,606,140,868,350,469,734,400
  5. Step 5: Solve for x
    x = 7,606,140,868,350,469,734,400/76,555,746,009.60
  6. Step 6: Final answer
    x = 99,354,277,958.40

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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.