Home / 339,806,201.80-509,908,368.30-124,417,222.60

Finding the Fourth Proportional to 339,806,201.80, 509,908,368.30 and 124,417,222.60

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Solution

The fourth proportional to 339,806,201.80, 509,908,368.30 and 124,417,222.60 is: 186,698,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,806,201.80 : 509,908,368.30 = 124,417,222.60 : x
  2. Step 2: Convert to fraction form
    339,806,201.80/509,908,368.30 = 124,417,222.60/x
  3. Step 3: Cross multiply
    339,806,201.80x = 509,908,368.30 × 124,417,222.60
  4. Step 4: Simplify right side
    339,806,201.80x = 63,441,382,964,383,880
  5. Step 5: Solve for x
    x = 63,441,382,964,383,880/339,806,201.80
  6. Step 6: Final answer
    x = 186,698,720.12

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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.