Home / 199,290,429.60-298,935,644.40-181,115,147.40

Finding the Fourth Proportional to 199,290,429.60, 298,935,644.40 and 181,115,147.40

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Solution

The fourth proportional to 199,290,429.60, 298,935,644.40 and 181,115,147.40 is: 271,672,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,290,429.60 : 298,935,644.40 = 181,115,147.40 : x
  2. Step 2: Convert to fraction form
    199,290,429.60/298,935,644.40 = 181,115,147.40/x
  3. Step 3: Cross multiply
    199,290,429.60x = 298,935,644.40 × 181,115,147.40
  4. Step 4: Simplify right side
    199,290,429.60x = 54,141,773,298,619,984
  5. Step 5: Solve for x
    x = 54,141,773,298,619,984/199,290,429.60
  6. Step 6: Final answer
    x = 271,672,721.10

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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.