Home / 165,296,856.60-247,945,284.90-50,281,214.40

Finding the Fourth Proportional to 165,296,856.60, 247,945,284.90 and 50,281,214.40

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Solution

The fourth proportional to 165,296,856.60, 247,945,284.90 and 50,281,214.40 is: 75,421,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,296,856.60 : 247,945,284.90 = 50,281,214.40 : x
  2. Step 2: Convert to fraction form
    165,296,856.60/247,945,284.90 = 50,281,214.40/x
  3. Step 3: Cross multiply
    165,296,856.60x = 247,945,284.90 × 50,281,214.40
  4. Step 4: Simplify right side
    165,296,856.60x = 12,466,990,029,525,982
  5. Step 5: Solve for x
    x = 12,466,990,029,525,982/165,296,856.60
  6. Step 6: Final answer
    x = 75,421,821.60

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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.