Home / 80,442,659,020.32-111,024,378,039.80-46,631,104,342.56

Finding the Fourth Proportional to 80,442,659,020.32, 111,024,378,039.80 and 46,631,104,342.56

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Solution

The fourth proportional to 80,442,659,020.32, 111,024,378,039.80 and 46,631,104,342.56 is: 64,358,754,670.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,442,659,020.32 : 111,024,378,039.80 = 46,631,104,342.56 : x
  2. Step 2: Convert to fraction form
    80,442,659,020.32/111,024,378,039.80 = 46,631,104,342.56/x
  3. Step 3: Cross multiply
    80,442,659,020.32x = 111,024,378,039.80 × 46,631,104,342.56
  4. Step 4: Simplify right side
    80,442,659,020.32x = 5,177,189,356,941,741,129,728
  5. Step 5: Solve for x
    x = 5,177,189,356,941,741,129,728/80,442,659,020.32
  6. Step 6: Final answer
    x = 64,358,754,670.63

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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.