Home / 254,677,036.32-351,455,785.35-143,166,900.90

Finding the Fourth Proportional to 254,677,036.32, 351,455,785.35 and 143,166,900.90

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Solution

The fourth proportional to 254,677,036.32, 351,455,785.35 and 143,166,900.90 is: 197,571,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,677,036.32 : 351,455,785.35 = 143,166,900.90 : x
  2. Step 2: Convert to fraction form
    254,677,036.32/351,455,785.35 = 143,166,900.90/x
  3. Step 3: Cross multiply
    254,677,036.32x = 351,455,785.35 × 143,166,900.90
  4. Step 4: Simplify right side
    254,677,036.32x = 50,316,835,591,935,128
  5. Step 5: Solve for x
    x = 50,316,835,591,935,128/254,677,036.32
  6. Step 6: Final answer
    x = 197,571,152.54

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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.