Home / 263,983,080.90-396,021,860.55-110,644,637.70

Finding the Fourth Proportional to 263,983,080.90, 396,021,860.55 and 110,644,637.70

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Solution

The fourth proportional to 263,983,080.90, 396,021,860.55 and 110,644,637.70 is: 165,986,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,983,080.90 : 396,021,860.55 = 110,644,637.70 : x
  2. Step 2: Convert to fraction form
    263,983,080.90/396,021,860.55 = 110,644,637.70/x
  3. Step 3: Cross multiply
    263,983,080.90x = 396,021,860.55 × 110,644,637.70
  4. Step 4: Simplify right side
    263,983,080.90x = 43,817,695,281,834,672
  5. Step 5: Solve for x
    x = 43,817,695,281,834,672/263,983,080.90
  6. Step 6: Final answer
    x = 165,986,756.17

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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.