Home / 1,631,997,326.60-2,447,756,841.44-802,728,375.74

Finding the Fourth Proportional to 1,631,997,326.60, 2,447,756,841.44 and 802,728,375.74

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Solution

The fourth proportional to 1,631,997,326.60, 2,447,756,841.44 and 802,728,375.74 is: 1,203,974,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,997,326.60 : 2,447,756,841.44 = 802,728,375.74 : x
  2. Step 2: Convert to fraction form
    1,631,997,326.60/2,447,756,841.44 = 802,728,375.74/x
  3. Step 3: Cross multiply
    1,631,997,326.60x = 2,447,756,841.44 × 802,728,375.74
  4. Step 4: Simplify right side
    1,631,997,326.60x = 1,964,883,873,535,603,968
  5. Step 5: Solve for x
    x = 1,964,883,873,535,603,968/1,631,997,326.60
  6. Step 6: Final answer
    x = 1,203,974,933.97

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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.