Home / 108,055,328.32-149,116,193.12-58,495,458.88

Finding the Fourth Proportional to 108,055,328.32, 149,116,193.12 and 58,495,458.88

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Solution

The fourth proportional to 108,055,328.32, 149,116,193.12 and 58,495,458.88 is: 80,723,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,055,328.32 : 149,116,193.12 = 58,495,458.88 : x
  2. Step 2: Convert to fraction form
    108,055,328.32/149,116,193.12 = 58,495,458.88/x
  3. Step 3: Cross multiply
    108,055,328.32x = 149,116,193.12 × 58,495,458.88
  4. Step 4: Simplify right side
    108,055,328.32x = 8,722,620,142,993,100
  5. Step 5: Solve for x
    x = 8,722,620,142,993,100/108,055,328.32
  6. Step 6: Final answer
    x = 80,723,646.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.