Home / 375,628,704.37-563,443,074.08-257,336,819.51

Finding the Fourth Proportional to 375,628,704.37, 563,443,074.08 and 257,336,819.51

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Solution

The fourth proportional to 375,628,704.37, 563,443,074.08 and 257,336,819.51 is: 386,005,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,628,704.37 : 563,443,074.08 = 257,336,819.51 : x
  2. Step 2: Convert to fraction form
    375,628,704.37/563,443,074.08 = 257,336,819.51/x
  3. Step 3: Cross multiply
    375,628,704.37x = 563,443,074.08 × 257,336,819.51
  4. Step 4: Simplify right side
    375,628,704.37x = 144,994,648,658,806,464
  5. Step 5: Solve for x
    x = 144,994,648,658,806,464/375,628,704.37
  6. Step 6: Final answer
    x = 386,005,241.27

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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.