Home / 199,393,071.60-299,130,042.60-113,172,783.60

Finding the Fourth Proportional to 199,393,071.60, 299,130,042.60 and 113,172,783.60

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Solution

The fourth proportional to 199,393,071.60, 299,130,042.60 and 113,172,783.60 is: 169,782,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,393,071.60 : 299,130,042.60 = 113,172,783.60 : x
  2. Step 2: Convert to fraction form
    199,393,071.60/299,130,042.60 = 113,172,783.60/x
  3. Step 3: Cross multiply
    199,393,071.60x = 299,130,042.60 × 113,172,783.60
  4. Step 4: Simplify right side
    199,393,071.60x = 33,853,379,579,428,584
  5. Step 5: Solve for x
    x = 33,853,379,579,428,584/199,393,071.60
  6. Step 6: Final answer
    x = 169,782,125.87

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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.