Home / 4,849,747,445.66-7,274,590,642.62-2,609,849,857.21

Finding the Fourth Proportional to 4,849,747,445.66, 7,274,590,642.62 and 2,609,849,857.21

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Solution

The fourth proportional to 4,849,747,445.66, 7,274,590,642.62 and 2,609,849,857.21 is: 3,914,758,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849,747,445.66 : 7,274,590,642.62 = 2,609,849,857.21 : x
  2. Step 2: Convert to fraction form
    4,849,747,445.66/7,274,590,642.62 = 2,609,849,857.21/x
  3. Step 3: Cross multiply
    4,849,747,445.66x = 7,274,590,642.62 × 2,609,849,857.21
  4. Step 4: Simplify right side
    4,849,747,445.66x = 18,985,589,349,884,092,416
  5. Step 5: Solve for x
    x = 18,985,589,349,884,092,416/4,849,747,445.66
  6. Step 6: Final answer
    x = 3,914,758,358.58

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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.