Home / 254,444,145-351,147,918.94-191,609,384.46

Finding the Fourth Proportional to 254,444,145, 351,147,918.94 and 191,609,384.46

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Solution

The fourth proportional to 254,444,145, 351,147,918.94 and 191,609,384.46 is: 264,432,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,444,145 : 351,147,918.94 = 191,609,384.46 : x
  2. Step 2: Convert to fraction form
    254,444,145/351,147,918.94 = 191,609,384.46/x
  3. Step 3: Cross multiply
    254,444,145x = 351,147,918.94 × 191,609,384.46
  4. Step 4: Simplify right side
    254,444,145x = 67,283,236,602,503,376
  5. Step 5: Solve for x
    x = 67,283,236,602,503,376/254,444,145
  6. Step 6: Final answer
    x = 264,432,245.44

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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.