Home / 53,027,832.32-79,154,626-45,503,152.64

Finding the Fourth Proportional to 53,027,832.32, 79,154,626 and 45,503,152.64

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Solution

The fourth proportional to 53,027,832.32, 79,154,626 and 45,503,152.64 is: 67,922,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,027,832.32 : 79,154,626 = 45,503,152.64 : x
  2. Step 2: Convert to fraction form
    53,027,832.32/79,154,626 = 45,503,152.64/x
  3. Step 3: Cross multiply
    53,027,832.32x = 79,154,626 × 45,503,152.64
  4. Step 4: Simplify right side
    53,027,832.32x = 3,601,785,029,040,112.50
  5. Step 5: Solve for x
    x = 3,601,785,029,040,112.50/53,027,832.32
  6. Step 6: Final answer
    x = 67,922,539.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.