Home / 98,510,440.64-135,944,592.48-55,050,376.64

Finding the Fourth Proportional to 98,510,440.64, 135,944,592.48 and 55,050,376.64

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Solution

The fourth proportional to 98,510,440.64, 135,944,592.48 and 55,050,376.64 is: 75,969,622.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,510,440.64 : 135,944,592.48 = 55,050,376.64 : x
  2. Step 2: Convert to fraction form
    98,510,440.64/135,944,592.48 = 55,050,376.64/x
  3. Step 3: Cross multiply
    98,510,440.64x = 135,944,592.48 × 55,050,376.64
  4. Step 4: Simplify right side
    98,510,440.64x = 7,483,801,018,195,311
  5. Step 5: Solve for x
    x = 7,483,801,018,195,311/98,510,440.64
  6. Step 6: Final answer
    x = 75,969,622.81

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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.