Home / 118,119,188.20-177,052,811.10-45,307,834.60

Finding the Fourth Proportional to 118,119,188.20, 177,052,811.10 and 45,307,834.60

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Solution

The fourth proportional to 118,119,188.20, 177,052,811.10 and 45,307,834.60 is: 67,913,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,119,188.20 : 177,052,811.10 = 45,307,834.60 : x
  2. Step 2: Convert to fraction form
    118,119,188.20/177,052,811.10 = 45,307,834.60/x
  3. Step 3: Cross multiply
    118,119,188.20x = 177,052,811.10 × 45,307,834.60
  4. Step 4: Simplify right side
    118,119,188.20x = 8,021,879,480,783,844
  5. Step 5: Solve for x
    x = 8,021,879,480,783,844/118,119,188.20
  6. Step 6: Final answer
    x = 67,913,432.21

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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.