Home / 130,226,057,286-179,716,809,086.16-78,091,275,987.54

Finding the Fourth Proportional to 130,226,057,286, 179,716,809,086.16 and 78,091,275,987.54

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Solution

The fourth proportional to 130,226,057,286, 179,716,809,086.16 and 78,091,275,987.54 is: 107,768,869,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,226,057,286 : 179,716,809,086.16 = 78,091,275,987.54 : x
  2. Step 2: Convert to fraction form
    130,226,057,286/179,716,809,086.16 = 78,091,275,987.54/x
  3. Step 3: Cross multiply
    130,226,057,286x = 179,716,809,086.16 × 78,091,275,987.54
  4. Step 4: Simplify right side
    130,226,057,286x = 14,034,314,937,947,356,397,568
  5. Step 5: Solve for x
    x = 14,034,314,937,947,356,397,568/130,226,057,286
  6. Step 6: Final answer
    x = 107,768,869,229.65

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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.