Home / 276,970,852,619.86-414,915,216,558.65-190,805,882,989.90

Finding the Fourth Proportional to 276,970,852,619.86, 414,915,216,558.65 and 190,805,882,989.90

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Solution

The fourth proportional to 276,970,852,619.86, 414,915,216,558.65 and 190,805,882,989.90 is: 285,836,085,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,970,852,619.86 : 414,915,216,558.65 = 190,805,882,989.90 : x
  2. Step 2: Convert to fraction form
    276,970,852,619.86/414,915,216,558.65 = 190,805,882,989.90/x
  3. Step 3: Cross multiply
    276,970,852,619.86x = 414,915,216,558.65 × 190,805,882,989.90
  4. Step 4: Simplify right side
    276,970,852,619.86x = 79,168,264,261,418,793,041,920
  5. Step 5: Solve for x
    x = 79,168,264,261,418,793,041,920/276,970,852,619.86
  6. Step 6: Final answer
    x = 285,836,085,322.94

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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.