Home / 80,850,830.10-121,276,245.15-23,344,977.30

Finding the Fourth Proportional to 80,850,830.10, 121,276,245.15 and 23,344,977.30

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Solution

The fourth proportional to 80,850,830.10, 121,276,245.15 and 23,344,977.30 is: 35,017,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,850,830.10 : 121,276,245.15 = 23,344,977.30 : x
  2. Step 2: Convert to fraction form
    80,850,830.10/121,276,245.15 = 23,344,977.30/x
  3. Step 3: Cross multiply
    80,850,830.10x = 121,276,245.15 × 23,344,977.30
  4. Step 4: Simplify right side
    80,850,830.10x = 2,831,191,190,055,985.50
  5. Step 5: Solve for x
    x = 2,831,191,190,055,985.50/80,850,830.10
  6. Step 6: Final answer
    x = 35,017,465.95

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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.