Home / 80,907,555.60-121,377,079.80-23,401,702.80

Finding the Fourth Proportional to 80,907,555.60, 121,377,079.80 and 23,401,702.80

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Solution

The fourth proportional to 80,907,555.60, 121,377,079.80 and 23,401,702.80 is: 35,107,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,907,555.60 : 121,377,079.80 = 23,401,702.80 : x
  2. Step 2: Convert to fraction form
    80,907,555.60/121,377,079.80 = 23,401,702.80/x
  3. Step 3: Cross multiply
    80,907,555.60x = 121,377,079.80 × 23,401,702.80
  4. Step 4: Simplify right side
    80,907,555.60x = 2,840,430,348,211,483.50
  5. Step 5: Solve for x
    x = 2,840,430,348,211,483.50/80,907,555.60
  6. Step 6: Final answer
    x = 35,107,108.69

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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.