Home / 101,052,588,183.32-139,447,046,963.74-55,318,016,189.72

Finding the Fourth Proportional to 101,052,588,183.32, 139,447,046,963.74 and 55,318,016,189.72

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Solution

The fourth proportional to 101,052,588,183.32, 139,447,046,963.74 and 55,318,016,189.72 is: 76,335,838,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,052,588,183.32 : 139,447,046,963.74 = 55,318,016,189.72 : x
  2. Step 2: Convert to fraction form
    101,052,588,183.32/139,447,046,963.74 = 55,318,016,189.72/x
  3. Step 3: Cross multiply
    101,052,588,183.32x = 139,447,046,963.74 × 55,318,016,189.72
  4. Step 4: Simplify right side
    101,052,588,183.32x = 7,713,934,001,548,814,188,544
  5. Step 5: Solve for x
    x = 7,713,934,001,548,814,188,544/101,052,588,183.32
  6. Step 6: Final answer
    x = 76,335,838,005.01

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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.