Home / 162,098,558.40-243,147,837.60-40,930,010.40

Finding the Fourth Proportional to 162,098,558.40, 243,147,837.60 and 40,930,010.40

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Solution

The fourth proportional to 162,098,558.40, 243,147,837.60 and 40,930,010.40 is: 61,395,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,098,558.40 : 243,147,837.60 = 40,930,010.40 : x
  2. Step 2: Convert to fraction form
    162,098,558.40/243,147,837.60 = 40,930,010.40/x
  3. Step 3: Cross multiply
    162,098,558.40x = 243,147,837.60 × 40,930,010.40
  4. Step 4: Simplify right side
    162,098,558.40x = 9,952,043,521,705,510
  5. Step 5: Solve for x
    x = 9,952,043,521,705,510/162,098,558.40
  6. Step 6: Final answer
    x = 61,395,015.60

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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.