Home / 80,271,115,629.64-110,776,239,018.58-43,651,372,730.67

Finding the Fourth Proportional to 80,271,115,629.64, 110,776,239,018.58 and 43,651,372,730.67

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Solution

The fourth proportional to 80,271,115,629.64, 110,776,239,018.58 and 43,651,372,730.67 is: 60,240,036,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,271,115,629.64 : 110,776,239,018.58 = 43,651,372,730.67 : x
  2. Step 2: Convert to fraction form
    80,271,115,629.64/110,776,239,018.58 = 43,651,372,730.67/x
  3. Step 3: Cross multiply
    80,271,115,629.64x = 110,776,239,018.58 × 43,651,372,730.67
  4. Step 4: Simplify right side
    80,271,115,629.64x = 4,835,534,899,102,268,522,496
  5. Step 5: Solve for x
    x = 4,835,534,899,102,268,522,496/80,271,115,629.64
  6. Step 6: Final answer
    x = 60,240,036,047.50

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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.