Home / 18,097,081,709.80-27,151,731,569.74-8,011,403,410.63

Finding the Fourth Proportional to 18,097,081,709.80, 27,151,731,569.74 and 8,011,403,410.63

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Solution

The fourth proportional to 18,097,081,709.80, 27,151,731,569.74 and 8,011,403,410.63 is: 12,019,809,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097,081,709.80 : 27,151,731,569.74 = 8,011,403,410.63 : x
  2. Step 2: Convert to fraction form
    18,097,081,709.80/27,151,731,569.74 = 8,011,403,410.63/x
  3. Step 3: Cross multiply
    18,097,081,709.80x = 27,151,731,569.74 × 8,011,403,410.63
  4. Step 4: Simplify right side
    18,097,081,709.80x = 217,523,474,902,189,539,328
  5. Step 5: Solve for x
    x = 217,523,474,902,189,539,328/18,097,081,709.80
  6. Step 6: Final answer
    x = 12,019,809,513.51

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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.