Home / 199,558,986.80-299,114,531.40-113,338,698.80

Finding the Fourth Proportional to 199,558,986.80, 299,114,531.40 and 113,338,698.80

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Solution

The fourth proportional to 199,558,986.80, 299,114,531.40 and 113,338,698.80 is: 169,880,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,558,986.80 : 299,114,531.40 = 113,338,698.80 : x
  2. Step 2: Convert to fraction form
    199,558,986.80/299,114,531.40 = 113,338,698.80/x
  3. Step 3: Cross multiply
    199,558,986.80x = 299,114,531.40 × 113,338,698.80
  4. Step 4: Simplify right side
    199,558,986.80x = 33,901,251,781,047,740
  5. Step 5: Solve for x
    x = 33,901,251,781,047,740/199,558,986.80
  6. Step 6: Final answer
    x = 169,880,857.41

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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.