Home / 165,296,857.60-247,945,286.40-50,281,215.40

Finding the Fourth Proportional to 165,296,857.60, 247,945,286.40 and 50,281,215.40

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Solution

The fourth proportional to 165,296,857.60, 247,945,286.40 and 50,281,215.40 is: 75,421,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,296,857.60 : 247,945,286.40 = 50,281,215.40 : x
  2. Step 2: Convert to fraction form
    165,296,857.60/247,945,286.40 = 50,281,215.40/x
  3. Step 3: Cross multiply
    165,296,857.60x = 247,945,286.40 × 50,281,215.40
  4. Step 4: Simplify right side
    165,296,857.60x = 12,466,990,352,893,090
  5. Step 5: Solve for x
    x = 12,466,990,352,893,090/165,296,857.60
  6. Step 6: Final answer
    x = 75,421,823.10

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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.