Home / 13,656,091,999.20-20,499,443,499.60-10,564,380,837.60

Finding the Fourth Proportional to 13,656,091,999.20, 20,499,443,499.60 and 10,564,380,837.60

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Solution

The fourth proportional to 13,656,091,999.20, 20,499,443,499.60 and 10,564,380,837.60 is: 15,858,411,623.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,091,999.20 : 20,499,443,499.60 = 10,564,380,837.60 : x
  2. Step 2: Convert to fraction form
    13,656,091,999.20/20,499,443,499.60 = 10,564,380,837.60/x
  3. Step 3: Cross multiply
    13,656,091,999.20x = 20,499,443,499.60 × 10,564,380,837.60
  4. Step 4: Simplify right side
    13,656,091,999.20x = 216,563,928,088,638,128,128
  5. Step 5: Solve for x
    x = 216,563,928,088,638,128,128/13,656,091,999.20
  6. Step 6: Final answer
    x = 15,858,411,623.28

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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.