Home / 254,235,650.40-381,470,759.28-116,103,602.88

Finding the Fourth Proportional to 254,235,650.40, 381,470,759.28 and 116,103,602.88

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Solution

The fourth proportional to 254,235,650.40, 381,470,759.28 and 116,103,602.88 is: 174,208,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,235,650.40 : 381,470,759.28 = 116,103,602.88 : x
  2. Step 2: Convert to fraction form
    254,235,650.40/381,470,759.28 = 116,103,602.88/x
  3. Step 3: Cross multiply
    254,235,650.40x = 381,470,759.28 × 116,103,602.88
  4. Step 4: Simplify right side
    254,235,650.40x = 44,290,129,545,777,192
  5. Step 5: Solve for x
    x = 44,290,129,545,777,192/254,235,650.40
  6. Step 6: Final answer
    x = 174,208,965.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.