Home / 455,157,455.06-682,459,713.20-178,477,202.32

Finding the Fourth Proportional to 455,157,455.06, 682,459,713.20 and 178,477,202.32

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Solution

The fourth proportional to 455,157,455.06, 682,459,713.20 and 178,477,202.32 is: 267,607,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,157,455.06 : 682,459,713.20 = 178,477,202.32 : x
  2. Step 2: Convert to fraction form
    455,157,455.06/682,459,713.20 = 178,477,202.32/x
  3. Step 3: Cross multiply
    455,157,455.06x = 682,459,713.20 × 178,477,202.32
  4. Step 4: Simplify right side
    455,157,455.06x = 121,803,500,308,710,160
  5. Step 5: Solve for x
    x = 121,803,500,308,710,160/455,157,455.06
  6. Step 6: Final answer
    x = 267,607,393.78

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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.