Home / 1,254,546,211.11-1,882,033,706.17-517,213,051.80

Finding the Fourth Proportional to 1,254,546,211.11, 1,882,033,706.17 and 517,213,051.80

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Solution

The fourth proportional to 1,254,546,211.11, 1,882,033,706.17 and 517,213,051.80 is: 775,907,964.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,546,211.11 : 1,882,033,706.17 = 517,213,051.80 : x
  2. Step 2: Convert to fraction form
    1,254,546,211.11/1,882,033,706.17 = 517,213,051.80/x
  3. Step 3: Cross multiply
    1,254,546,211.11x = 1,882,033,706.17 × 517,213,051.80
  4. Step 4: Simplify right side
    1,254,546,211.11x = 973,412,396,756,064,128
  5. Step 5: Solve for x
    x = 973,412,396,756,064,128/1,254,546,211.11
  6. Step 6: Final answer
    x = 775,907,964.28

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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.