Home / 133,449,944.16-184,106,193.12-81,197,090.40

Finding the Fourth Proportional to 133,449,944.16, 184,106,193.12 and 81,197,090.40

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Solution

The fourth proportional to 133,449,944.16, 184,106,193.12 and 81,197,090.40 is: 112,018,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,449,944.16 : 184,106,193.12 = 81,197,090.40 : x
  2. Step 2: Convert to fraction form
    133,449,944.16/184,106,193.12 = 81,197,090.40/x
  3. Step 3: Cross multiply
    133,449,944.16x = 184,106,193.12 × 81,197,090.40
  4. Step 4: Simplify right side
    133,449,944.16x = 14,948,887,205,964,500
  5. Step 5: Solve for x
    x = 14,948,887,205,964,500/133,449,944.16
  6. Step 6: Final answer
    x = 112,018,684.61

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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.