Home / 118,325,114.10-177,487,671.15-80,104,518.90

Finding the Fourth Proportional to 118,325,114.10, 177,487,671.15 and 80,104,518.90

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Solution

The fourth proportional to 118,325,114.10, 177,487,671.15 and 80,104,518.90 is: 120,156,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,325,114.10 : 177,487,671.15 = 80,104,518.90 : x
  2. Step 2: Convert to fraction form
    118,325,114.10/177,487,671.15 = 80,104,518.90/x
  3. Step 3: Cross multiply
    118,325,114.10x = 177,487,671.15 × 80,104,518.90
  4. Step 4: Simplify right side
    118,325,114.10x = 14,217,564,508,152,162
  5. Step 5: Solve for x
    x = 14,217,564,508,152,162/118,325,114.10
  6. Step 6: Final answer
    x = 120,156,778.35

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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.