Home / 118,087,231.60-177,130,847.40-67,068,895.60

Finding the Fourth Proportional to 118,087,231.60, 177,130,847.40 and 67,068,895.60

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Solution

The fourth proportional to 118,087,231.60, 177,130,847.40 and 67,068,895.60 is: 100,603,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,087,231.60 : 177,130,847.40 = 67,068,895.60 : x
  2. Step 2: Convert to fraction form
    118,087,231.60/177,130,847.40 = 67,068,895.60/x
  3. Step 3: Cross multiply
    118,087,231.60x = 177,130,847.40 × 67,068,895.60
  4. Step 4: Simplify right side
    118,087,231.60x = 11,879,970,311,810,132
  5. Step 5: Solve for x
    x = 11,879,970,311,810,132/118,087,231.60
  6. Step 6: Final answer
    x = 100,603,343.40

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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.