Home / 194,922,566.40-269,115,454.80-125,428,719.84

Finding the Fourth Proportional to 194,922,566.40, 269,115,454.80 and 125,428,719.84

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Solution

The fourth proportional to 194,922,566.40, 269,115,454.80 and 125,428,719.84 is: 173,170,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,922,566.40 : 269,115,454.80 = 125,428,719.84 : x
  2. Step 2: Convert to fraction form
    194,922,566.40/269,115,454.80 = 125,428,719.84/x
  3. Step 3: Cross multiply
    194,922,566.40x = 269,115,454.80 × 125,428,719.84
  4. Step 4: Simplify right side
    194,922,566.40x = 33,754,806,984,723,384
  5. Step 5: Solve for x
    x = 33,754,806,984,723,384/194,922,566.40
  6. Step 6: Final answer
    x = 173,170,339.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.