Home / 1,086,154,137.21-1,499,050,653.66-609,897,970.65

Finding the Fourth Proportional to 1,086,154,137.21, 1,499,050,653.66 and 609,897,970.65

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Solution

The fourth proportional to 1,086,154,137.21, 1,499,050,653.66 and 609,897,970.65 is: 841,747,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,154,137.21 : 1,499,050,653.66 = 609,897,970.65 : x
  2. Step 2: Convert to fraction form
    1,086,154,137.21/1,499,050,653.66 = 609,897,970.65/x
  3. Step 3: Cross multiply
    1,086,154,137.21x = 1,499,050,653.66 × 609,897,970.65
  4. Step 4: Simplify right side
    1,086,154,137.21x = 914,267,951,568,790,016
  5. Step 5: Solve for x
    x = 914,267,951,568,790,016/1,086,154,137.21
  6. Step 6: Final answer
    x = 841,747,888.49

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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.