Home / 88,140,568.96-121,633,523.76-48,449,012.32

Finding the Fourth Proportional to 88,140,568.96, 121,633,523.76 and 48,449,012.32

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Solution

The fourth proportional to 88,140,568.96, 121,633,523.76 and 48,449,012.32 is: 66,859,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,140,568.96 : 121,633,523.76 = 48,449,012.32 : x
  2. Step 2: Convert to fraction form
    88,140,568.96/121,633,523.76 = 48,449,012.32/x
  3. Step 3: Cross multiply
    88,140,568.96x = 121,633,523.76 × 48,449,012.32
  4. Step 4: Simplify right side
    88,140,568.96x = 5,893,024,091,173,253
  5. Step 5: Solve for x
    x = 5,893,024,091,173,253/88,140,568.96
  6. Step 6: Final answer
    x = 66,859,383.38

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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.