Home / 118,101,657.60-177,152,486.40-67,083,321.60

Finding the Fourth Proportional to 118,101,657.60, 177,152,486.40 and 67,083,321.60

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Solution

The fourth proportional to 118,101,657.60, 177,152,486.40 and 67,083,321.60 is: 100,624,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,101,657.60 : 177,152,486.40 = 67,083,321.60 : x
  2. Step 2: Convert to fraction form
    118,101,657.60/177,152,486.40 = 67,083,321.60/x
  3. Step 3: Cross multiply
    118,101,657.60x = 177,152,486.40 × 67,083,321.60
  4. Step 4: Simplify right side
    118,101,657.60x = 11,883,977,217,410,826
  5. Step 5: Solve for x
    x = 11,883,977,217,410,826/118,101,657.60
  6. Step 6: Final answer
    x = 100,624,982.40

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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.