Home / 252,983,384,992.05-379,461,712,609.29-82,980,580,631.42

Finding the Fourth Proportional to 252,983,384,992.05, 379,461,712,609.29 and 82,980,580,631.42

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Solution

The fourth proportional to 252,983,384,992.05, 379,461,712,609.29 and 82,980,580,631.42 is: 124,466,487,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983,384,992.05 : 379,461,712,609.29 = 82,980,580,631.42 : x
  2. Step 2: Convert to fraction form
    252,983,384,992.05/379,461,712,609.29 = 82,980,580,631.42/x
  3. Step 3: Cross multiply
    252,983,384,992.05x = 379,461,712,609.29 × 82,980,580,631.42
  4. Step 4: Simplify right side
    252,983,384,992.05x = 31,487,953,239,710,009,131,008
  5. Step 5: Solve for x
    x = 31,487,953,239,710,009,131,008/252,983,384,992.05
  6. Step 6: Final answer
    x = 124,466,487,159.62

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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.