Home / 13,170,074,949.01-18,174,233,183.61-7,454,236,654.74

Finding the Fourth Proportional to 13,170,074,949.01, 18,174,233,183.61 and 7,454,236,654.74

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Solution

The fourth proportional to 13,170,074,949.01, 18,174,233,183.61 and 7,454,236,654.74 is: 10,286,580,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170,074,949.01 : 18,174,233,183.61 = 7,454,236,654.74 : x
  2. Step 2: Convert to fraction form
    13,170,074,949.01/18,174,233,183.61 = 7,454,236,654.74/x
  3. Step 3: Cross multiply
    13,170,074,949.01x = 18,174,233,183.61 × 7,454,236,654.74
  4. Step 4: Simplify right side
    13,170,074,949.01x = 135,475,035,169,057,701,888
  5. Step 5: Solve for x
    x = 135,475,035,169,057,701,888/13,170,074,949.01
  6. Step 6: Final answer
    x = 10,286,580,425.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.