Home / 222,855,990.40-334,283,985.60-171,837,654.40

Finding the Fourth Proportional to 222,855,990.40, 334,283,985.60 and 171,837,654.40

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Solution

The fourth proportional to 222,855,990.40, 334,283,985.60 and 171,837,654.40 is: 257,756,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,855,990.40 : 334,283,985.60 = 171,837,654.40 : x
  2. Step 2: Convert to fraction form
    222,855,990.40/334,283,985.60 = 171,837,654.40/x
  3. Step 3: Cross multiply
    222,855,990.40x = 334,283,985.60 × 171,837,654.40
  4. Step 4: Simplify right side
    222,855,990.40x = 57,442,575,988,987,384
  5. Step 5: Solve for x
    x = 57,442,575,988,987,384/222,855,990.40
  6. Step 6: Final answer
    x = 257,756,481.60

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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.