Home / 81,460,322,999.55-122,190,484,499.32-81,460,322,999.55

Finding the Fourth Proportional to 81,460,322,999.55, 122,190,484,499.32 and 81,460,322,999.55

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Solution

The fourth proportional to 81,460,322,999.55, 122,190,484,499.32 and 81,460,322,999.55 is: 122,190,484,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,460,322,999.55 : 122,190,484,499.32 = 81,460,322,999.55 : x
  2. Step 2: Convert to fraction form
    81,460,322,999.55/122,190,484,499.32 = 81,460,322,999.55/x
  3. Step 3: Cross multiply
    81,460,322,999.55x = 122,190,484,499.32 × 81,460,322,999.55
  4. Step 4: Simplify right side
    81,460,322,999.55x = 9,953,676,334,786,114,748,416
  5. Step 5: Solve for x
    x = 9,953,676,334,786,114,748,416/81,460,322,999.55
  6. Step 6: Final answer
    x = 122,190,484,499.32

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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.