Home / 1,975,896,045.84-2,959,892,140.62-1,188,515,053.14

Finding the Fourth Proportional to 1,975,896,045.84, 2,959,892,140.62 and 1,188,515,053.14

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Solution

The fourth proportional to 1,975,896,045.84, 2,959,892,140.62 and 1,188,515,053.14 is: 1,780,395,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,896,045.84 : 2,959,892,140.62 = 1,188,515,053.14 : x
  2. Step 2: Convert to fraction form
    1,975,896,045.84/2,959,892,140.62 = 1,188,515,053.14/x
  3. Step 3: Cross multiply
    1,975,896,045.84x = 2,959,892,140.62 × 1,188,515,053.14
  4. Step 4: Simplify right side
    1,975,896,045.84x = 3,517,876,364,813,114,880
  5. Step 5: Solve for x
    x = 3,517,876,364,813,114,880/1,975,896,045.84
  6. Step 6: Final answer
    x = 1,780,395,467.78

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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.