Home / 10,677,131,190.40-16,015,696,785.60-7,185,209,526.40

Finding the Fourth Proportional to 10,677,131,190.40, 16,015,696,785.60 and 7,185,209,526.40

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Solution

The fourth proportional to 10,677,131,190.40, 16,015,696,785.60 and 7,185,209,526.40 is: 10,777,814,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,677,131,190.40 : 16,015,696,785.60 = 7,185,209,526.40 : x
  2. Step 2: Convert to fraction form
    10,677,131,190.40/16,015,696,785.60 = 7,185,209,526.40/x
  3. Step 3: Cross multiply
    10,677,131,190.40x = 16,015,696,785.60 × 7,185,209,526.40
  4. Step 4: Simplify right side
    10,677,131,190.40x = 115,076,137,115,826,978,816
  5. Step 5: Solve for x
    x = 115,076,137,115,826,978,816/10,677,131,190.40
  6. Step 6: Final answer
    x = 10,777,814,289.60

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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.