Home / 104,037,485.90-156,008,989.65-39,319,781.90

Finding the Fourth Proportional to 104,037,485.90, 156,008,989.65 and 39,319,781.90

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Solution

The fourth proportional to 104,037,485.90, 156,008,989.65 and 39,319,781.90 is: 58,961,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,037,485.90 : 156,008,989.65 = 39,319,781.90 : x
  2. Step 2: Convert to fraction form
    104,037,485.90/156,008,989.65 = 39,319,781.90/x
  3. Step 3: Cross multiply
    104,037,485.90x = 156,008,989.65 × 39,319,781.90
  4. Step 4: Simplify right side
    104,037,485.90x = 6,134,239,447,477,357
  5. Step 5: Solve for x
    x = 6,134,239,447,477,357/104,037,485.90
  6. Step 6: Final answer
    x = 58,961,819.33

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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.