Home / 72,751,945,467.87-100,360,079,129.28-46,035,428,546.43

Finding the Fourth Proportional to 72,751,945,467.87, 100,360,079,129.28 and 46,035,428,546.43

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Solution

The fourth proportional to 72,751,945,467.87, 100,360,079,129.28 and 46,035,428,546.43 is: 63,505,095,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,751,945,467.87 : 100,360,079,129.28 = 46,035,428,546.43 : x
  2. Step 2: Convert to fraction form
    72,751,945,467.87/100,360,079,129.28 = 46,035,428,546.43/x
  3. Step 3: Cross multiply
    72,751,945,467.87x = 100,360,079,129.28 × 46,035,428,546.43
  4. Step 4: Simplify right side
    72,751,945,467.87x = 4,620,119,251,670,030,352,384
  5. Step 5: Solve for x
    x = 4,620,119,251,670,030,352,384/72,751,945,467.87
  6. Step 6: Final answer
    x = 63,505,095,595.15

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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.