Home / 233,267,314.29-321,909,989.70-127,422,195.42

Finding the Fourth Proportional to 233,267,314.29, 321,909,989.70 and 127,422,195.42

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Solution

The fourth proportional to 233,267,314.29, 321,909,989.70 and 127,422,195.42 is: 175,843,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,267,314.29 : 321,909,989.70 = 127,422,195.42 : x
  2. Step 2: Convert to fraction form
    233,267,314.29/321,909,989.70 = 127,422,195.42/x
  3. Step 3: Cross multiply
    233,267,314.29x = 321,909,989.70 × 127,422,195.42
  4. Step 4: Simplify right side
    233,267,314.29x = 41,018,477,616,889,864
  5. Step 5: Solve for x
    x = 41,018,477,616,889,864/233,267,314.29
  6. Step 6: Final answer
    x = 175,843,228.37

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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.